/***********************************************
   * Switch Menu script- by Martial B of http://getElementById.com/
   * Modified by Dynamic Drive for format & NS4/IE4 compatibility
   * Visit http://www.dynamicdrive.com/ for full source code
   ***********************************************/
   
   if (document.getElementById){ //DynamicDrive.com change
   document.write('<style type="text/css">\n')
   document.write('.contents{display: none;}\n')
   document.write('</style>\n')
   }
   
   function SwitchContents(obj){
   	if(document.getElementById){
   	var el = document.getElementById(obj);
   	var ar = document.getElementById("masterdiv").getElementsByTagName("span"); //DynamicDrive.com change
   		if(el.style.display != "block"){ //DynamicDrive.com change
   			for (var i=0; i<ar.length; i++){
   				if (ar[i].className=="contents") //DynamicDrive.com change
   				ar[i].style.display = "none";
   			}
   			el.style.display = "block";
   		}else{
   			//el.style.display = "none";
   		}
   	}
   }