// Get the HTTP Object
var DivTag = "";
var AJax = "Y";

function getHTTPObject(){
   if (window.ActiveXObject) return new ActiveXObject("Microsoft.XMLHTTP");
      else if (window.XMLHttpRequest) return new XMLHttpRequest();   
	  else {      
	  alert("Your browser does not support AJAX.");      
	  return null;   }
}    

// Change the value of the outputText field
function setOutput(){
    if(httpObject.readyState == 4){
	        document.getElementById(DivTag).innerHTML  = httpObject.responseText;
	if(AJax == "Y") { } else {BlankScreen();}
    } 
} 

// Implement business logic    
function doOrderScreen(CMD, sDivTag,BG_AJax){
		  
		  DivTag = sDivTag;
		  AJax = BG_AJax;
		  
	      httpObject = getHTTPObject();
		if (httpObject != null) {
		        httpObject.open("GET", CMD , true);
				httpObject.send(null);         
				httpObject.onreadystatechange = setOutput;    
			}
} 
var httpObject = null;


function BlankScreen() {	
		dimm.style.zIndex = 100;
		normal.style.zIndex = 0;
		dimm.style.opacity =1
		dimm.style.filter = "Alpha(Opacity=100)";
}

function NormalScreen() {
		dimm.style.zIndex = 0;
		normal.style.zIndex = 100;
		dimm.style.opacity =.0;
		dimm.style.filter = "Alpha(Opacity=0)";
		doOrderScreen("DesignTitleLookup.php","lastviewed","Y");
		
   

	
}