var fileInputsNumber = 1;
window.onload = init;
function init() {
	if(document.getElementById('contentScrollBox'))	scroll();
};
var scrolldelay;
function doScrollLeft(el, p)
{ 
  var elRef=document.getElementById(el);
  elRef.scrollLeft = elRef.scrollLeft - p;
  clearTimeout(scrolldelay);
  scrolldelay = setTimeout("doScrollLeft('"+el+"', "+p+")",10);
}
function stopScroll() {
    	clearTimeout(scrolldelay);
}
function setWidth(){
	var width = 0;
	var margin =10;
	images = document.getElementById('contentScrollBox').getElementsByTagName('img');
	for(image in images)
	{
		if(images[image].width) 
		{ 
			width += (images[image].width + margin * 2 - 0);
		}
	}
	document.getElementById('inerScrollBox').style.width = width+"px"; 
}
function scroll(){

  setWidth();
 document.getElementById('scrollLeft').onmouseover = function(){
	   doScrollLeft('contentScrollBox', 5);
	 };
 document.getElementById('scrollLeft').onmouseout = function(){
	   stopScroll();
	 };
 document.getElementById('scrollRight').onmouseover = function(){
	   doScrollLeft('contentScrollBox', -5);
	 };
 document.getElementById('scrollRight').onmouseout = function(){
	   stopScroll();
	 };
}
		
// Asks for files
function addFiles(Message,hint){
	do{
		var my_string = prompt(Message,hint);
	}while(!IsNumeric(my_string));
	var inputs = '';
	for(i = fileInputsNumber;i < (parseInt(my_string) + fileInputsNumber); i++){
		document.getElementById("filesContainer").innerHTML +='<input name="file'+ i +'" value="" type="file" /><br />';
	}	
	fileInputsNumber = i ;
}
// Check if inserted data is number
function IsNumeric(sText)

{
   var ValidChars = "0123456789";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }
   function openTab(tabNumber, loadURL){
	//Open a tab
	$('#tabs').tabs('option', 'selected', tabNumber);
		if(loadURL){
				$("#offers").load(loadURL);			
		}
		else alert('error');
   }