function browserCheck(){
document.getElementById("whiteback").style.height =(document.getElementById("logo").offsetHeight+document.getElementById("contentcolumn").offsetHeight+25+document.getElementById("footer2").offsetHeight)+"px";
}


		 var isNS = (navigator.appName == "Netscape") ? 1 : 0;
		   if(navigator.appName == "Netscape") 
		  document.captureEvents(Event.MOUSEDOWN||Event.MOUSEUP);
		  function mischandler(){
		    return false;
		  }
		   function mousehandler(e){
			 var myevent = (isNS) ? e : event;
			 var eventbutton = (isNS) ? myevent.which : myevent.button;
		     if((eventbutton==2)||(eventbutton==3)) return false;
		  }
		  document.oncontextmenu = mischandler;
		  document.onmousedown = mousehandler;
		  document.onmouseup = mousehandler;