function opacity(id, opacStart, opacEnd, millisec) { 
    //speed for each frame 
    var speed = Math.round(millisec / 100); 
    var timer = 0; 

    //determine the direction for the blending, if start and end are the same nothing happens 
    if(opacStart > opacEnd) { 
        for(i = opacStart; i >= opacEnd; i--) { 
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed)); 
            timer++; 
        } 
    } else if(opacStart < opacEnd) { 
        for(i = opacStart; i <= opacEnd; i++) 
            { 
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed)); 
            timer++; 
        } 
    } 
} 

//change the opacity for different browsers 
function changeOpac(opacity, id) { 
    var object = document.getElementById(id).style; 
    object.opacity = (opacity / 100); 
    object.MozOpacity = (opacity / 100); 
    object.KhtmlOpacity = (opacity / 100); 
    object.filter = "alpha(opacity=" + opacity + ")"; 
}

function shiftOpacity(id, millisec) { 
    //if an element is invisible, make it visible, else make it ivisible 
    if(document.getElementById(id).style.opacity == 0) { 
        opacity(id, 0, 100, millisec); 
    } else { 
        opacity(id, 100, 0, millisec); 
    } 
}

function blendimage(divid, imageid, imagefile, millisec) { 
    var speed = Math.round(millisec / 100); 
    var timer = 0; 
     
    //set the current image as background 
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")"; 
     
    //make image transparent 
    changeOpac(0, imageid); 
     
    //make new image 
    document.getElementById(imageid).src = imagefile; 

    //fade in image 
    for(i = 0; i <= 100; i++) { 
        setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed)); 
        timer++; 
    } 
}

function blendHTML(divid, divHTML, millisec) { 
    var speed = Math.round(millisec / 100); 
    var timer = 0; 
     
    //set the current image as background 
     
    //make image transparent 
    changeOpac(0, divid); 
    //fade in image 
    for(i = 100; i > 0; i--) { 
        setTimeout("changeOpac(" + i + ",'" + divid + "')",(timer * speed)); 
        timer++; 
    } 

    setTimeout("document.getElementById('" + divid + "').innerHTML = '" + divHTML + "'",(timer * speed)); 
    
    //fade in image 
    for(i = 0; i <= 100; i++) { 
        setTimeout("changeOpac(" + i + ",'" + divid + "')",(timer * speed)); 
        timer++; 
	     
    } 
}


function currentOpac(id, opacEnd, millisec) { 
    //standard opacity is 100 
    var currentOpac = 100; 
     
    //if the element has an opacity set, get it 
    if(document.getElementById(id).style.opacity < 100) { 
        currentOpac = document.getElementById(id).style.opacity * 100; 
    } 

    //call for the function that changes the opacity 
    opacity(id, currentOpac, opacEnd, millisec) 
}


function pleaseWait(thisString, thisImage) { 
    document.getElementById('PleaseWaitText').innerHTML = thisString;
    document.getElementById('PleaseWaitImage').src = thisImage;

    var speed = Math.round(200 / 100); 
    var timer = 0; 
     
    //set the current image as background 
     
    changeOpac(100, 'Container'); 
    //fade in image 
    for(i = 100; i > 20; i--) { 
        setTimeout("changeOpac(" + i + ",'Container')",(timer * speed)); 
        timer++; 
    } 
    timer++; 

	document.getElementById('PleaseWait').style.visibility = 'visible';

    setTimeout("flashSign('"+thisString+"')",(timer * speed)); 

	
}

function flashSign(thisSign) {

	if (document.getElementById('PleaseWaitText').style.visibility == 'visible') {
		document.getElementById('PleaseWaitText').style.visibility = 'hidden';
    } else {
		document.getElementById('PleaseWaitText').style.visibility = 'visible';
    }
	setTimeout("flashSign('"+thisSign+"')", 500); 
}


function clearLayer(divid)
{
	if (document.getElementById(divid).style.visibility == 'hidden') {
    } else {
        var speed = Math.round(1000 / 100); 
        var timer = 0; 
    
        changeOpac(100, divid); 
        //fade in image 
        for(i = 100; i > 0; i--) { 
            setTimeout("changeOpac(" + i + ",'" + divid + "')",(timer * speed)); 
            timer++; 
        } 
    
        setTimeout("document.getElementById('" + divid + "').style.visibility = 'hidden'",(timer * speed)); 
    }

}


function removeLayer(divid)
{
	if (document.getElementById(divid).style.display == 'none') {
    } else {
        var speed = Math.round(1000 / 100); 
        var timer = 0; 
    
        changeOpac(100, divid); 
        //fade in image 
        for(i = 100; i > 0; i--) { 
            setTimeout("changeOpac(" + i + ",'" + divid + "')",(timer * speed)); 
            timer++; 
        } 
    
        setTimeout("document.getElementById('" + divid + "').style.display = 'none'",(timer * speed)); 
        setTimeout("document.getElementById('" + divid + "').style.visibility = 'hidden'",(timer * speed)); 
    }

}

function displayLayer(divid)
{
        var speed = Math.round(300 / 100); 
        var timer = 0; 
    
        changeOpac(0, divid); 
        document.getElementById(divid).style.display = 'block'; 
        document.getElementById(divid).style.visibility = 'visible'; 
        //fade in image 

        for(i = 0; i < 100; i++) { 
            setTimeout("changeOpac(" + i + ",'" + divid + "')",(timer * speed)); 
            timer++; 
        } 
    

}




// MHC-BrochurCart Add
var xmlsendMessage;
var changeDiv;

function addBrochure(thisID, thisDiv) {
	xmlsendMessage=GetXmlHttpObject();
    changeDiv = thisDiv
	
	var url="/mhc_brochurecart/addbrochure.asp";
	url=url+"?RecordID="+thisID+"&sid="+Math.random();
	xmlsendMessage.onreadystatechange=stateaddBrochureChanged;
	xmlsendMessage.open("GET",url,true);
	xmlsendMessage.send(null);
}

function stateaddBrochureChanged() 
{ 
	checkaddBrochureState(xmlsendMessage, changeDiv);
}


function checkaddBrochureState(thisXML, thisID)
{

	if (thisXML.readyState == 4) 
	{
		updateCart(thisID);
	}	
}



// MHC-BrochurCart Remove

function removeBrochure(thisID, thisDiv) {
	if (thisDiv == '') {
    	changeDiv = 'CartDiv';
    } else {
    	changeDiv = thisDiv;    
    }
	xmlsendMessage=GetXmlHttpObject();
	
	var url="/mhc_brochurecart/removebrochure.asp";
	url=url+"?RecordID="+thisID+"&sid="+Math.random();
	xmlsendMessage.onreadystatechange=stateremoveBrochureChanged;
	xmlsendMessage.open("GET",url,true);
	xmlsendMessage.send(null);
}

function stateremoveBrochureChanged() 
{ 
	checkremoveBrochureState(xmlsendMessage, changeDiv);
}


function checkremoveBrochureState(thisXML, thisID)
{

	if (thisXML.readyState == 4) 
	{
		displayBrochureCart(thisID);
	}	
}

var InfoFormState;
InfoFormState = false;

function updateCart(thisID) {
    var speed = Math.round(200 / 100); 
    var timer = 0; 
    
    var htmlForm;
    
    htmlForm = '<div id="CartDiv"></div>';
    
    
	if (InfoFormState == false) {
	    changeOpac(100, thisID); 
		InfoFormState = true;
        for(i = 100; i > 0; i--) { 
            setTimeout("changeOpac(" + i + ",'"+thisID+"')",(timer * speed)); 
            timer++; 
        } 
        timer++; 
        setTimeout("document.getElementById('"+thisID+"').innerHTML = '"+htmlForm+"'",(timer * speed)); 
        timer++; 
        setTimeout("displayBrochureCart('CartDiv')",(timer * speed)); 
    
    
        	//fade in image 
	    timer++; 
        for(i = 0; i <= 100; i++) { 
            setTimeout("changeOpac(" + i + ",'"+thisID+"')",(timer * speed)); 
            timer++; 
             
        } 




    } else
    {
    	document.getElementById(thisID).innerHTML = htmlForm;
		displayBrochureCart('CartDiv');
    }
    
}

// MHC-BrochurCart display

function displayBrochureCart(thisDiv) {
	xmlsendMessage=GetXmlHttpObject();
    changeDiv = thisDiv
	
	var url="/mhc_brochurecart/brochurecart.asp?sid="+Math.random();
	xmlsendMessage.onreadystatechange=statedisplayBrochureChanged;
	xmlsendMessage.open("GET",url,true);
	xmlsendMessage.send(null);
}

function statedisplayBrochureChanged() 
{ 
	checkdisplayBrochureState(xmlsendMessage, changeDiv);
}


function checkdisplayBrochureState(thisXML, thisID)
{

	if (thisXML.readyState == 4) 
	{
		document.getElementById(thisID).innerHTML = thisXML.responseText;
	}	
}

function mhcRequestBrochures() { 

    document.getElementById('PleaseWaitImage').style.width = '100px';
    document.getElementById('PleaseWaitImage').style.height = '100px';
    document.getElementById('PleaseWaitText').style.textAlign = 'left';
    
    var thisHTML;
    
    thisHTML = '<h1><img src="/images/critical_error_24.gif" align=right style="cursor: pointer;" onclick="document.getElementById(\'PleaseWait\').style.display = \'none\'; displayLayer(\'Container\');" />Contact Details</h1>';
    thisHTML += '<form action="/MHC_BrochureCart/requestbrochures.asp" method="post" onsubmit="if (document.getElementById(\'BR_FirstName\').value == \'\' || document.getElementById(\'BR_LastName\').value == \'\' || document.getElementById(\'BR_Address\').value == \'\' || document.getElementById(\'BR_PostCode\').value == \'\' || document.getElementById(\'BR_Tel\').value == \'\') {alert(\'Please complete ALL mandatory fields!\'); return false;} else {return true;}">';
    thisHTML += '<table width="100%">';
    thisHTML += '<tr><td>First Name <img src="/images/warning_16.gif" /></td><td><input type="text" id=BR_FirstName name=FirstName /></td></tr>';
    thisHTML += '<tr><td>Last Name <img src="/images/warning_16.gif" /></td><td><input type="text" id=BR_LastName name=LastName /></td></tr>';
    thisHTML += '<tr><td>Email</td><td><input type="text" id=BR_Email name=Email /></td></tr>';
    thisHTML += '<tr><td>Tel <img src="/images/warning_16.gif" /></td><td><input type="text" id=BR_Tel name=Tel /></td></tr>';
    thisHTML += '<tr><td>Address <img src="/images/warning_16.gif" /></td><td><input type="text" id=BR_Address name=Address /></td></tr>';
    thisHTML += '<tr><td></td><td><input type="text" id=BR_Street name=Street /></td></tr>';
    thisHTML += '<tr><td>Town</td><td><input type="text" id=BR_Town name=Town /></td></tr>';
    thisHTML += '<tr><td>County</td><td><input type="text" id=BR_County name=County /></td></tr>';
    thisHTML += '<tr><td>Postcode <img src="/images/warning_16.gif" /></td><td><input type="text" id=BR_PostCode name=PostCode /></td></tr>';
    thisHTML += '</table>';
    thisHTML += '<input type="submit" value="complete request for free brochures">';
    thisHTML += '</form>';
    
    document.getElementById('PleaseWaitText').innerHTML = thisHTML;

    var speed = Math.round(200 / 100); 
    var timer = 0; 
     
    changeOpac(100, 'Container'); 
    //fade in image 
    for(i = 100; i > 20; i--) { 
        setTimeout("changeOpac(" + i + ",'Container')",(timer * speed)); 
        timer++; 
    } 
	document.getElementById('PleaseWait').style.visibility = 'visible';
	document.getElementById('PleaseWait').style.display = 'block';
}


var NOTNULL = 0;		
var ISNUMERIC = 1;		
var ISALPHA = 2;		
var ISALPHANUM = 3;		
var ISEMAIL = 4;		
var ISTEL = 5;		

var REQD = 1;
var NOTREQD = 0;

var numericExp = /^[0-9]+$/;
var telExp = /^[0-9\(\)\-\ \+]+$/;
var alphaExp = /^[a-zA-Z]+$/;
var alphanumExp = /^[0-9a-zA-Z]+$/;
var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;

function lightup(imageobject, opacity){
    if (navigator.appName.indexOf("Netscape")!=-1&&parseInt(navigator.appVersion)>=5)
    imageobject.style.MozOpacity=opacity/100
    else if (navigator.appName.indexOf("Microsoft")!=-1&&parseInt(navigator.appVersion)>=4)
    imageobject.filters.alpha.opacity=opacity
}


function checkField2(thisForm, thisField, thisType, thisREQD)
{
	var thisFieldText;
	
	thisFieldText = thisField.replace("_", " ");
	switch (thisType) 
	{
		case NOTNULL :
			if (document.getElementById(thisField).value == null || document.getElementById(thisField).value.length == 0) 
			{
			
				return '* You must complete the ' + thisFieldText + ' field!' + '\n\n';

			} else {
				return '';
			}
			break;

		case ISNUMERIC :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value == null) {
				return '';
			}
			else
				if (document.getElementById(thisField).value.match(numericExp)) 
				{
					return '';
				} else {
				{
			
					return '* You may only use numeric values to complete the ' + thisFieldText + ' field!' + '\n\n';

					
				}
			}
			break;
			
		case ISTEL :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value == null) {
				return '';
			}
			else
			{
				if (document.getElementById(thisField).value.match(telExp)) 
				{
					return '';
				} else {

				return 'Please supply a valid telephone number as our preferred suppliers may need to call with question to ensure you receive the correct information.' + '\n\n';

					
				}
			}
			break;
			
		case ISALPHA :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value == null) {
				return '';
			} else {
				if (document.getElementById(thisField).value.match(alphaExp)) 
				{
					return '';
				} else {
			
					return '* You may only use alpha values to complete the ' + thisFieldText + ' field!' + '\n\n';

				}
			}
			break;
			
		case ISALPHANUM :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value == null) {
				return '';
			} else {
				if (document.getElementById(thisField).value.match(alphanumExp)) 
				{
					return '';
				} else {
			
					return '* You may only use alphanumeric values to complete the ' + thisFieldText + ' field!' + '\n\n';

				}
			}
			break;
			
		case ISEMAIL :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value == null) {
				return '';
			} else {
				if (document.getElementById(thisField).value.match(emailExp)) 
				{
					return '';
				} else {
			
					return '*You may only use valid email addresses to complete the ' + thisFieldText + ' field!' + '\n\n';

				}
			}
			break;
			
		default :
			return 'Error!';
	};

}


function checkField(thisForm, thisField, thisType, thisREQD) 
{
	var varForm = document.getElementById(thisForm);

	switch (thisType) 
	{
		case NOTNULL :
			if (document.getElementById(thisField).value == null) 
			{
			
				alert('You must complete the ' + thisField + ' field!');

				return false;
			} else {
				return true;
			}
			break;

		case ISNUMERIC :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value.length == 0) {
				return true;
			}
			else
				if (document.getElementById(thisField).value.match(numericExp)) 
				{
					return true;
				} else {
				{
			
					alert('You may only use numeric values to complete the ' + thisField + ' field!');

					return false;
					
				}
			}
			break;
			
		case ISTEL :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value.length == 0) {
				return true;
			}
			else
			{
				if (document.getElementById(thisField).value.match(telExp)) 
				{
					return true;
				} else {

				alert('Please supply a valid telephone number as our preferred suppliers may need to call with question to ensure you receive the correct information.');

				return false;
					
				}
			}
			break;
			
		case ISALPHA :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value.length == 0) {
				return true;
			} else {
				if (document.getElementById(thisField).value.match(alphaExp)) 
				{
					return true;
				} else {
			
					alert('You may only use alpha values to complete the ' + thisField + ' field!');

					return false;
				}
			}
			break;
			
		case ISALPHANUM :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value.length == 0) {
				return true;
			} else {
				if (document.getElementById(thisField).value.match(alphanumExp)) 
				{
					return true;
				} else {
			
					alert('You may only use alphanumeric values to complete the ' + thisField + ' field!');

				return false;
				}
			}
			break;
			
		case ISEMAIL :
		
			if (thisREQD == NOTREQD && document.getElementById(thisField).value.length == 0) {
				return true;
			} else {
				if (document.getElementById(thisField).value.match(emailExp)) 
				{
					return true;
				} else {
			
					alert('You may only use valid email addresses to complete the ' + thisField + ' field!');

					return false;
				}
			}
			break;
			
		default :
			return false;
	};
}		


function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&id.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (nummin || maxnum) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function YY_checkform() { //v4.71
//copyright (c)1998,2002 Yaromat.com
  var a=YY_checkform.arguments,oo=true,v='',s='',err=false,r,o,at,o1,t,i,j,ma,rx,cd,cm,cy,dte,at;
  for (i=1; ia.length;i=i+4){
    if (a[i+1].charAt(0)=='#'){r=true; a[i+1]=a[i+1].substring(1);}else{r=false}
    o=MM_findObj(a[i].replace(/\[\d+\]/ig,""));
    o1=MM_findObj(a[i+1].replace(/\[\d+\]/ig,""));
    v=o.value;t=a[i+2];
    if (o.type=='text'||o.type=='password'||o.type=='hidden'){
      if (r&&v.length==0){err=true}
      if (v.length>0)
      if (t==1){ //fromto
        ma=a[i+1].split('_');if(isNaN(v)||v<ma[0]/1||v > ma[1]/1){err=true}
      } else if (t==2){
        rx=new RegExp("^[\\w\.=-]+@[\\w\\.-]+\\.[a-zA-Z]{2,4}$");if(!rx.test(v))err=true;
      } else if (t==3){ // date
        ma=a[i+1].split("#");at=v.match(ma[0]);
        if(at){
          cd=(at[ma[1]])?at[ma[1]]:1;cm=at[ma[2]]-1;cy=at[ma[3]];
          dte=new Date(cy,cm,cd);
          if(dte.getFullYear()!=cy||dte.getDate()!=cd||dte.getMonth()!=cm){err=true};
        }else{err=true}
      } else if (t==4){ // time
        ma=a[i+1].split("#");at=v.match(ma[0]);if(!at){err=true}
      } else if (t==5){ // check this 2
            if(o1.length)o1=o1[a[i+1].replace(/(.*\[)|(\].*)/ig,"")];
            if(!o1.checked){err=true}
      } else if (t==6){ // the same
            if(v!=MM_findObj(a[i+1]).value){err=true}
      }
    } else
    if (!o.type&&o.length>0&&o[0].type=='radio'){
          at = a[i].match(/(.*)\[(\d+)\].*/i);
          o2=(o.length>1)?o[at[2]]:o;
      if (t==1&&o2&&o2.checked&&o1&&o1.value.length/1==0){err=true}
      if (t==2){
        oo=false;
        for(j=0;j<o.length;j++){oo=oo||o[j].checked}
        if(!oo){s+='* '+a[i+3]+'\n'}
      }
    } else if (o.type=='checkbox'){
      if((t==1&&o.checked==false)||(t==2&&o.checked&&o1&&o1.value.length/1==0)){err=true}
    } else if (o.type=='select-one'||o.type=='select-multiple'){
      if(t==1&&o.selectedIndex/1==0){err=true}
    }else if (o.type=='textarea'){
      if(v.lengtha[i+1]){err=true}
    }
    if (err){s+='* '+a[i+3]+'\n'; err=false}
  }
  if (s!=''){alert('The required information is incomplete or contains errors:\t\t\t\t\t\n\n'+s)}
  document.MM_returnValue = (s=='');
}


var timerID = null;
var timerRunning = false;
var timeValue = 1000;  //the time increment in mS
var count = 0;
var finish = false;
//load up the images for the progress bar
image00 = new Image(); image00.src='image-00.gif';
image01 = new Image(); image01.src='image-01.gif';
image02 = new Image(); image02.src='image-02.gif';
image03 = new Image(); image03.src='image-03.gif';
image04 = new Image(); image04.src='image-04.gif';
image05 = new Image(); image05.src='image-05.gif';
image06 = new Image(); image06.src='image-06.gif';
image07 = new Image(); image07.src='image-07.gif';
image08 = new Image(); image08.src='image-08.gif';
image09 = new Image(); image09.src='image-09.gif';
image10 = new Image(); image10.src='image-10.gif';


function increment() {
	count += 1;
	if (count == 0) {document.images.bar.src=image00.src;}
	if (count == 1) {document.images.bar.src=image01.src;}
	if (count == 2) {document.images.bar.src=image02.src;}
	if (count == 3) {document.images.bar.src=image03.src;}
	if (count == 4) {document.images.bar.src=image04.src;}
	if (count == 5) {document.images.bar.src=image05.src;}
	if (count == 6) {document.images.bar.src=image06.src;}
	if (count == 7) {document.images.bar.src=image07.src;}
	if (count == 8) {document.images.bar.src=image08.src;}
	if (count == 9) {document.images.bar.src=image09.src;}
	//If you want it to repeat the bar continuously then use this line:
	if (count == 10) {document.images.bar.src=image10.src; count=-1;}
	//If you want it to stop repeating the bar then use this line:
	//if (count == 10) {document.images.bar.src=image10.src; end();}
}

function stopclock() {
	if (timerRunning)
		clearInterval(timerID);
	timerRunning = false;	
}

function end() {
	if (finish == true) {
		stopclock();
		window.close();
	}
	else {
		finish = true; 
	}
}

function startclock() {
	stopclock();
	timerID = setInterval("increment()", timeValue);
	timerRunning = true;
	document.images.bar.src=image00.src;
}