anchor.diff:  			url=url.substring(0,url.lastIndexOf("_")+1);
   			url+="blue.css";
   			$("#color").attr("href",url);
  +			window.localStorage.setItem("color","blue");
   			return false;
   		});
   	})
  
positive.code: 			url=url.substring(0,url.lastIndexOf("_")+1);
  			url+="red.css";
  			$("#color").attr("href",url);
  			return false;
  		});
  		$("#blue").click(function(){
  
negative.code: <script>
   
  	$(function(){
  		var color = window.localStorage.getItem("color");
  		if(color){
  			var url = $("#color").attr("href");
  			url=url.substring(0,url.lastIndexOf("_")+1);
  			url+=color+".css";
  			$("#color").attr("href",url);
  		}else{
  			var url = $("#color").attr("href");
  			url=url.substring(0,url.lastIndexOf("_")+1);
  			url+="red.css";
  			$("#color").attr("href",url);
  		}
  		$("#updateCache").click(function(){ 
  			window.showModalDialog("FlowManager?action=updateCache");
  		});
  