function previous()
{
var current_image=document.getElementById("gallery_pc").src;
//current_image=current_image.replace('url(','');
//current_image=current_image.replace(')','');
var sr=img1.indexOf(current_image);
if ((sr-1)=='0')
	{
     document.getElementById("prev1").style.display= 'none';
	 document.getElementById("prev2").style.display= 'none';
 	}
document.getElementById("next1").style.display= '';
document.getElementById("next2").style.display= '';


var imgsrc=img1[sr-1];

var checkforimage=imgsrc;

var img_patharr=imgsrc.split('/');

var tempimgsrc=img_patharr.splice(4,1);

var imgsrc=img_patharr.join('/');
var foldertocreate=img_patharr[3] + "/" + img_patharr[4];



var xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request");
 return
 }

var userres=ReadCookie("users_resolution");

if(userres>=800 && userres<1024)
				{
				interfolder="800";
				}
				else if(userres>=1024 && userres<1280)
				{
				interfolder="1024";
				}
				else if(userres>=1280 && userres<1600)
				{
				interfolder="1280";
				}
				else if(userres>=1600 && userres<1920)
				{
				interfolder="1600";
				}
				else if(userres>=1920 && userres<2560)
				{
				interfolder="1920";
				}
				else if(userres>=2560)
				{
				interfolder="2560";
				}

switch(interfolder)
{
	case "800":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "1024":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln1.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "1280":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln2.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "1600":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln3.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "1920":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln4.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "2560":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln5.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
}
//var url='http://www.leftlanenews.com/cars/generateimagesreslln.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
//alert(url);
xmlHttp.onreadystatechange=function () 
{ 
//alert(xmlHttp.status);
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
//alert(xmlHttp.responseText);
 //var allresponseunfiltered=xmlHttp.responseText;
 
//document.getElementById("responsefromvalidation2").innerHTML=allresponseunfiltered;
	document.getElementById("gallery_pc_div").innerHTML="<img id='gallery_pc' src='" + img1[sr-1] + "' width='" + img1[sr-1].width + "' height='" + img1[sr-1].height + "'/>";
	document.getElementById("downloadpaper").innerHTML="<a href='#' onclick='javascript:window.open(\"downloadwall.php?w=" + userres + "&img=" + img1[sr-1] + "\",\"\",\"width=$screen_res\");'><h2 style='font-size:13px;margin:0px;padding:0px;'>Download Wallpaper</h2></a>";
	
	//document.getElementById("gallery_pc_div").innerHTML="<img id='gallery_pc' src='images/spacerbl.gif' width='" + img1[sr-1].width + "' height='" + img1[sr-1].height + "'/>";
	//document.getElementById("gallery_pc").src=img1[sr-1];
 //document.getElementById("txtHint").innerHTML=xmlHttp.responseText 
 } 
}
xmlHttp.open("GET",url,true);
xmlHttp.send(null);



}

function next()
{
	var img_num=img1.length;
var current_image=document.getElementById("gallery_pc").src;
//current_image=current_image.replace('url(','');
//current_image=current_image.replace(')','');
//alert(current_image);
//alert(current_image);
var sr=img1.indexOf(current_image);
if ((sr+1)==img_num-1)
	{
     document.getElementById("next1").style.display= 'none';
	 document.getElementById("next2").style.display= 'none';
   	}
document.getElementById("prev1").style.display= '';
document.getElementById("prev2").style.display= '';	

//document.getElementById("gallery_pc_div").innerHTML=
//"<img src='http://www.leftlanenews.com/cars/images/loading.gif' align='center'>";



var imgsrc=img1[sr+1];

var checkforimage=imgsrc;
//alert(imgsrc);

var img_patharr=imgsrc.split('/');

var tempimgsrc=img_patharr.splice(4,1);

var imgsrc=img_patharr.join('/');

var foldertocreate=img_patharr[3] + "/" + img_patharr[4];

//alert(foldertocreate);



var xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request");
 return
 }

var userres=ReadCookie("users_resolution");

if(userres>=800 && userres<1024)
				{
				interfolder="800";
				}
				else if(userres>=1024 && userres<1280)
				{
				interfolder="1024";
				}
				else if(userres>=1280 && userres<1600)
				{
				interfolder="1280";
				}
				else if(userres>=1600 && userres<1920)
				{
				interfolder="1600";
				}
				else if(userres>=1920 && userres<2560)
				{
				interfolder="1920";
				}
				else if(userres>=2560)
				{
				interfolder="2560";
				}

switch(interfolder)
{
	case "800":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "1024":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln1.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "1280":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln2.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "1600":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln3.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "1920":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln4.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
	
	case "2560":
	var url='http://www.leftlanenews.com/cars/generateimagesreslln5.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
	break;
}

//alert(url);
//var url='http://www.leftlanenews.com/cars/generateimagesreslln.php?img_path=' + imgsrc + '&foldertocreate=' + foldertocreate + '&filetocheck=' + checkforimage;
//alert(url);
xmlHttp.onreadystatechange=function () 
{ 
//alert(xmlHttp.status);
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
//alert(xmlHttp.responseText);
 //var allresponseunfiltered=xmlHttp.responseText;
 	document.getElementById("gallery_pc_div").innerHTML="<img id='gallery_pc' src='" + img1[sr+1] + "' width='" + img1[sr+1].width + "' height='" + img1[sr+1].height + "'/>";
	document.getElementById("downloadpaper").innerHTML="<a href='#' onclick='javascript:window.open(\"downloadwall.php?w=" + userres + "&img=" + img1[sr+1] + "\",\"\",\"width=$screen_res\");'><h2 style='font-size:13px;margin:0px;padding:0px;'>Download Wallpaper</h2></a>";

//document.getElementById("gallery_pc_div").innerHTML="<img id='gallery_pc' src='images/spacerbl.gif' width='" + img1[sr+1].width + "' height='" + img1[sr+1].height + "'/>";
 //document.getElementById("gallery_pc").src=img1[sr+1];	
//document.getElementById("responsefromvalidation2").innerHTML=allresponseunfiltered;
	
 //document.getElementById("txtHint").innerHTML=xmlHttp.responseText 
 } 
}
xmlHttp.open("GET",url,true);
xmlHttp.send(null);



}

function initial()
{
var img_num=img1.length;
var current_image=document.getElementById("gallery_pc").src;
var sr=img1.indexOf(current_image);
if (sr==img_num)
	{
     document.getElementById("next1").style.display= 'none';
	 document.getElementById("next2").style.display= 'none';
    }
else if (sr==0)
    {
     document.getElementById("prev1").style.display= '';
	 document.getElementById("prev2").style.display= '';
    }
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
 //Internet Explorer
 try
  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}

function ReadCookie(cookieName) {
 var theCookie=""+document.cookie;
 var ind=theCookie.indexOf(cookieName);
 if (ind==-1 || cookieName=="") return ""; 
 var ind1=theCookie.indexOf(';',ind);
 if (ind1==-1) ind1=theCookie.length; 
 return unescape(theCookie.substring(ind+cookieName.length+1,ind1));
}