// JavaScript Document
aname=navigator.appName.toLowerCase();
uname=navigator.userAgent.toLowerCase();
b = uname.indexOf('safari');
p = uname.indexOf('mac');
millisec = 1000;
speeddiv = 100;

function setCover(opacStart, opacEnd, divid) { 
if(b > -1 && p > -1){
	  document.getElementById('coverCont').innerHTML = '<div><img src="include/loading.gif" width="40" height="40"></div>';
	  document.getElementById('vechtl_cover').style.visibility = 'visible';
      document.getElementById('coverCont').style.visibility = 'visible';
	  privOpac(100, 'vechtl_cover');
	  privOpac(100, 'coverCont');
      ajaxpage('loader.php?id='+divid+'&cat=img_content','coverCont');
}else{
	  document.getElementById('coverCont').innerHTML = '<div><img src="include/loading.gif" width="40" height="40"></div>';
 	  privOpac(1, 'vechtl_cover');
	  privOpac(99, 'coverCont');
      ajaxpage('loader.php?id='+divid+'&cat=img_content','coverCont');
//speed for each frame 
    var speed = Math.round(millisec / speeddiv); 
    var timer = 0; 
        for(i = opacStart; i <= opacEnd; i++){ 
            setTimeout("changeOpac(" + i + ",'vechtl_cover','false')",(timer * speed)); 
            timer++; 
        } 
	}
} 

function removeCover(opacStart, opacEnd) { 
	if(b > -1 && p > -1){
 	      document.getElementById('coverCont').innerHTML = '<div><img src="include/loading.gif" width="40" height="40"></div>';
		  privOpac(0, 'vechtl_cover');
		  privOpac(0, 'coverCont');
		  document.getElementById('vechtl_cover').style.visibility = 'hidden';
	      document.getElementById('coverCont').style.visibility = 'hidden';
    	  /*document.getElementById('trailer').outerText = '';
		ajaxpage('emptyloader.php','coverCont');
	      document.getElementById('coverCont').innerHTML = 'closing';
		  privOpac(0, 'vechtl_cover');
		  privOpac(0, 'coverCont');
		  document.getElementById('vechtl_cover').style.visibility = 'hidden';
	      document.getElementById('coverCont').style.visibility = 'hidden';*/
	}else{
	    var speed = Math.round(millisec / speeddiv); 
	    var timer = 0; 
	
	    //determine the direction for the blending, if start and end are the same nothing happens 
	       for(i = opacStart; i >= opacEnd; i--) { 
	            setTimeout("changeOpac(" + i + ",'vechtl_cover', 'true')",(timer * speed)); 
	            timer++; 
	        }
	}
}

//change the opacity for different browsers 
	function privOpac(thisOpac, id){
	   var object = document.getElementById(id).style; 
       object.opacity = (thisOpac / 100); 
       object.MozOpacity = (thisOpac / 100); 
       object.KhtmlOpacity = (thisOpac / 100); 
       object.filter = "alpha(opacity=" + thisOpac + ")"; 
	}
function changeOpac(opacity, id, flag) { 
    var object = document.getElementById(id).style; 
    object.opacity = (opacity / 100); 
    object.MozOpacity = (opacity / 100); 
    object.KhtmlOpacity = (opacity / 100); 
    object.filter = "alpha(opacity=" + opacity + ")"; 
    if (flag == 'true'){
	   if (opacity == 1){
		  privOpac(1, 'vechtl_cover');
	      document.getElementById('vechtl_cover').style.visibility = 'hidden';
          document.getElementById('coverCont').style.visibility = 'hidden';
	      document.getElementById('coverCont').innerHTML = '<div><img src="include/loading.gif" width="40" height="40"></div>';
       }
    }else if (flag == 'false'){
	  document.getElementById('vechtl_cover').style.visibility = 'visible';
      document.getElementById('coverCont').style.visibility = 'visible';
      if (opacity == 99){
	      privOpac(99, 'vechtl_cover');
	   }
	}
} 

var loadedobjects=""
var rootdomain="http://"+window.location.hostname
function ajaxpage(url, containerid){
var page_request = false
if (window.XMLHttpRequest) // if Mozilla, Safari etc
page_request = new XMLHttpRequest()
else if (window.ActiveXObject){ // if IE
try {
page_request = new ActiveXObject("Msxml2.XMLHTTP")
} 
catch (e){
try{
page_request = new ActiveXObject("Microsoft.XMLHTTP")
}
catch (e){}
}
}
else
return false
page_request.onreadystatechange=function(){
loadpage(page_request, containerid)
}
page_request.open('GET', url, true)
page_request.send(null)
}

function loadpage(page_request, containerid){
if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
document.getElementById(containerid).innerHTML=page_request.responseText
}

function loadobjs(){
if (!document.getElementById)
return
for (i=0; i<arguments.length; i++){
var file=arguments[i]
var fileref=""
if (loadedobjects.indexOf(file)==-1){ //Check to see if this object has not already been added to page before proceeding
if (file.indexOf(".js")!=-1){ //If object is a js file
fileref=document.createElement('script')
fileref.setAttribute("type","text/javascript");
fileref.setAttribute("src", file);
}
else if (file.indexOf(".css")!=-1){ //If object is a css file
fileref=document.createElement("link")
fileref.setAttribute("rel", "stylesheet");
fileref.setAttribute("type", "text/css");
fileref.setAttribute("href", file);
}
}
if (fileref!=""){
document.getElementsByTagName("head").item(0).appendChild(fileref)
loadedobjects+=file+" " //Remember this object as being already added to page
}
}
}