function Vergleichen()
{
	
	var checkedValues;
	var comparepopup;
	var popl= (screen.width-450)/2;
	var popt= (screen.height-50)/2;
	checkedValues = document.selecter.checkedValues;
	var checkArray=checkedValues.value.split(",");
	var numrecords=checkArray.length;
	//if (checkedValues.value=='') return;
	
	if(screen.width <= 1024){
		mywidth=screen.width-10;
		myheight=screen.height-100;
	} else {
		mywidth=1024;
		myheight=768;
	}
	
	newwidth = Math.ceil(1026 - ((6 - numrecords) * 144));
	if(newwidth > mywidth){
		newwidth = mywidth;
	}
	
	if(screen.width <= 1024){
		if(newwidth == mywidth) {
			myleft = 0;
		} else {
			myleft = (screen.width - newwidth) / 2;
		}
		mytop = 0;
		
	} else {
		mytop = (screen.height - myheight) / 2;
		myleft = (screen.width - newwidth) / 2;
	}

	relaiswindow=window.open('compare.php?action=compare&prodids=' + document.selecter.checkedValues.value,"Relais","menubar=no,resizable=yes,scrollbars=yes,left=" + myleft + ",top=" + mytop + ",width=" + newwidth + ",height=" + myheight);
	//aWindow=window.open('compare.php?action=compare&prodids=' + document.selecter.checkedValues.value,"Large","toolbar=no,width=502,height=501, status=no,scrollbars=yes,resize=no,menubars=no");
	//document.location.href='compare.php?action=compare&prodids=' + document.selecter.checkedValues.value;
	return false;
}

var rolling = false;
function preload() {
	if (document.images) {
		var dir = arguments['0'];
			for (var i=1; i<arguments.length; i++) {
				if (arguments[i] == 'done') rolling = true;
				else {
					eval(arguments[i]+'_on = new Image()')
					eval(arguments[i]+'_on.src = dir+"'+arguments[i]+'_on.gif";')
					eval(arguments[i]+'_off = new Image()')
					eval(arguments[i]+'_off.src = dir+"'+arguments[i]+'_off.gif";')
			}
		}
	}
}
function roll(i,s) {
	if(rolling) document.images[i].src = eval(i + '_' + s + '.src');
}
function rollref(i,s,ref) {
	if(rolling) document.images[i+ref].src = eval(i + '_' + s + '.src');
}

function markvalue(o) {
	o.form.elements[0].select();
}

function toggle_view(x)
{
	  var dings = x+'q';
  	  var dings1 = 'msg_2q';
  	  var dings2 = 'msg_3q';
  	  var dings3 = 'msg_4q';
      document.getElementById('msg_2').style.display="none";
      document.getElementById('msg_3').style.display="none";
      document.getElementById('msg_4').style.display="none";
	  if (x == "msg_1"){
	  	  document.getElementById(x).style.display="none";
		  document.getElementById(x).style.display="block";
	  }else{
		  if (document.getElementById(x).style.display == "none"){
			document.getElementById(x).style.display="block";
			document.getElementById(dings1).style.fontWeight="normal";		
			document.getElementById(dings2).style.fontWeight="normal";		
			document.getElementById(dings3).style.fontWeight="normal";						
			document.getElementById(dings).style.fontWeight="bold";
			}
		  else{
			document.getElementById(x).style.display="none";
			document.getElementById(dings).style.fontWeight="normal";
			document.getElementById(dings1).style.fontWeight="normal";		
			document.getElementById(dings2).style.fontWeight="normal";		
			document.getElementById(dings3).style.fontWeight="normal";								
			}
	}		
}
function toggle_pic(x)
{
		  if (document.getElementById(x).style.display == "none"){
			document.getElementById(x).style.display="block";
			}
		  else{
			document.getElementById(x).style.display="none";
			}
}
function onBackground(recomm_ref) {
    oHighlightBox = eval("document.selecter." + recomm_ref);
    if (oHighlightBox != null) {
        oHighlightBox.checked = true;
    }
    document.getElementById(recomm_ref+'_bg').bgColor = "#DEE7F0";
}

function offBackgound(recomm_ref) {
    document.getElementById(recomm_ref+'_bg').bgColor = "#FFFFFF";
}

function checkBackground(id) {
	//switchthe background when checkbox is 
    
	var checkedValues;
	var checkedBox;
	var firstcheck;
	checkedValues = document.selecter.checkedValues;
	checkedBox = document.selecter["prod"+id];
	var checkArray=checkedValues.value.split(",");

	var tmpStr;
	if (!checkedBox.checked)
		{
			checkedValues.value=eval("checkedValues.value.replace(/" +id + ',' + "/g,'')");
		}
	else
		{
			
			var checkArray=checkedValues.value.split(",");
			//alert(checkArray.length);
			if (checkArray.length>7)
					{
						if (document.selecter['prod'+checkedValues.value.substring(0,checkedValues.value.indexOf(','))])
							document.selecter['prod'+checkedValues.value.substring(0,checkedValues.value.indexOf(','))].checked=false;
						checkedValues.value=checkedValues.value.substring(checkedValues.value.indexOf(',')+1);
						//oCheckBox = eval("document.selecter.prod"+id);
						offBackgound("prod"+checkArray[0]);
					}else{
								
					}			
			checkedValues.value+=(id+',');
		}
	oCheckBox = eval("document.selecter.prod"+id);
	if (oCheckBox.checked) {
		onBackground("prod"+id);
	} else {
		offBackgound("prod"+id);
	}	
}


function changeState(recomm_ref) {
	//changes the state of the form + the background
    oCheckBox = eval("document.selecter."+recomm_ref);
    if (oCheckBox.checked) {
		oCheckBox.checked = false;
        offBackgound(recomm_ref);
    } else {
		oCheckBox.checked = true;
        onBackground(recomm_ref);
    }
}