var currentTabNumber = 1;
   
   function changeTab(tabnumber){
		if(currentTabNumber != tabnumber){
			if(tabnumber == 1){
				currentTabNumber = 1;
				//words=[];
				//index=0;
				//makeChangeTabRequest("combiner.jsp","");
				document.getElementById("quickPageContent").style.display="none";
				document.getElementById("pageContent").style.display="block";
				document.getElementById("options").style.display="block";
			}
			else if(tabnumber == 2){
				currentTabNumber = 2;
				//makeChangeTabRequest("quickcheck.jsp","");
				document.getElementById("quickPageContent").style.display="block";
				document.getElementById("pageContent").style.display="none";
				document.getElementById("options").style.display="none";
			}
			
			
			//document.getElementById("pageContent").innerHTML='<img src="images/loading.gif">';
		}
   	
	
	
   }
   
   
   function makeChangeTabRequest(url, parameters) {
      var http_request1 = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request1 = new XMLHttpRequest();
         if (http_request1.overrideMimeType) {
            http_request1.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request1 = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request1 = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request1) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      http_request1.onreadystatechange = function(){loadTab(http_request1)};
      http_request1.open('GET', url + parameters, true);
      http_request1.send(null);

   }
   
   
   
      function loadTab(http_request1) {
      if (http_request1.readyState == 4) {
         if (http_request1.status == 200) {

            result = http_request1.responseText;
			
			document.getElementById("pageContent").innerHTML=result;
   

         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   
   
   function focus(){ document.myform.domainname.focus(); }