function logDownload(file) {			
			//var win = window.open("dch_logdownload.cfm?File=" + file,"OpenWindow","toolbar=no,width=100,height=100,status=no,scrollbars=no,resize=no,menubar=no");  
			document.Loggif.src = "dch_logdownload.cfm?File=" + file    
			for(i=0; i< 100000; i++) {
			//some delay 
       	  	}
			document.Loggif.src = "images/dot_red.gif"  
			for(i=0; i< 100000; i++) {
			//some delay 
       	  	}
			document.Loggif.src = "images/dot_blue.gif"  
		}		
		
		// managed download - prevents double click
		var alreadyclicked = false;
		var lastfiledownloaded = 'xxx';
		
		function logDownloadManaged(file) {	
			if ( ( lastfiledownloaded == file ) && alreadyclicked ) { 
				alert("Please wait patiently for document to load...\n" +  "If you need to reload this particular file please Refresh Page first");		
				return false;	
			}
			else {
				//var win = window.open("dch_logdownload.cfm?File=" + file,"OpenWindow","toolbar=no,width=100,height=100,status=no,scrollbars=no,resize=no,menubar=no");         
				document.Loggif.src = "dch_logdownload.cfm?File=" + file    
				for(i=0; i< 100000; i++) {
				//some delay 
	       	  	}
				document.Loggif.src = "images/dot_red.gif"  
				for(i=0; i< 100000; i++) {
				//some delay 
	       	  	}
				document.Loggif.src = "images/dot_blue.gif"    
				lastfiledownloaded = file;
				alreadyclicked = true;
				//alert("first time");
				return true;
			}
		}