// JavaScript Document
   window.onunload = function resetclass()
   {
   }
     
   function addClass(dl,el){
	  $('.'+el).addClass(dl);                     
   }    
   function removeClass(dl,el)
   {
     $('.'+el).removeClass(dl);
   }

function changeStyleById(el,ds) {
				var d = navigator.userAgent.search(/Firefox/);
				var e = navigator.userAgent.search(/Opera/);
				var f = navigator.userAgent.search(/Netscape/);
				if((d < 0) && (e < 0) && (f < 0))
				{	
               		if (document.getElementById) {
                  		var nodeObj = document.getElementById(el)
                  		nodeObj.style.display = ds;
                  	}
				}
           }