function dynamic(theID,url,vars,select){
	if(select=='USED'){
		//document.getElementById(theID).innerHTML='<select name="model"><option value="loading"/>Loading</select>';
	}
	var xmlHttp;
	try{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}catch (e){
		// Internet Explorer
		try{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
	xmlHttp.onreadystatechange=function(){
		if(xmlHttp.readyState==4){
			document.getElementById(theID).innerHTML=xmlHttp.responseText;
		}
	}
	xmlHttp.open("GET",url + "?" + vars,true);
	xmlHttp.send(null);
}

function largePic(id,dlr,pic){
	var xmlHttp;
	try{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}catch (e){
		// Internet Explorer
		try{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
	xmlHttp.onreadystatechange=function(){
		if(xmlHttp.readyState==4){
			document.getElementById('largePics').style.display='';
			document.getElementById('largePics').innerHTML=xmlHttp.responseText;
		}
	}
	xmlHttp.open("GET","inc/php/pic.php?id="+id+"&dlr="+dlr+"&pic="+pic,true);
	xmlHttp.send(null);
}

function getVideo(mediaID,kill,yPosition){
	var xmlHttp;
	var elem = document.getElementById('outerDiv');

	if(elem.offsetHeight){
            xPos = elem.offsetHeight + 'px';
	}else{
            xPos = elem.clientHeight + 'px';
	}
//	document.getElementById('viewVideo').style.height = xPos;


	try{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}catch (e){
		// Internet Explorer
		try{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
	xmlHttp.onreadystatechange=function(){
		if(xmlHttp.readyState==4){			
			//supressLink = false;
			$('vehicleDetailsOuter').style.display=kill;
			$('vehicleDetails').style.display=kill;
			$('vehicleDetails').innerHTML=xmlHttp.responseText;
		}
	}
	xmlHttp.open("GET","vehicle-video.php?mediaID="+mediaID,true);
	xmlHttp.send(null);

	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();
	var vehBoxTop = arrayPageScroll[1] + ((arrayPageSize[3] - 250) / 2);

	$('vehicleDetailsOuter').style.height = arrayPageSize[1] + "px";
	$('vehicleDetails').style.top = (vehBoxTop < 0) ? "0px" : vehBoxTop + "px";
}

function userClick(vars){
	var xmlHttp;
	try{
		xmlHttp=new XMLHttpRequest();
	}catch (e){
		try{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){
				return false;
			}
		}
	}
	xmlHttp.open("GET","inc/php/user_clicks.php?" + vars,true);
	xmlHttp.send(null);
}























//functions used to return browser height for pop up vehicles page
function getPageScroll(){
	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}
function getPageSize(){
	var xScroll, yScroll;
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	}else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	}else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	}else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	}else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	}else { 
		pageHeight = yScroll;
	}
	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	}else {
		pageWidth = xScroll;
	}
	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}