function OpenPopUp(theURL,intWidth,intHeight) 
 	{
	var screenHeight = screen.availHeight
	var screenWidth = screen.availWidth
	var winLeft = (screenWidth - intWidth)/2
	var winTop = (screenHeight - intHeight)/2	
		window.open(theURL,'OPENWINDOW','directories=no,location=no,menubar=no,scrollbars=yes,status=no,toolbar=no,resizable=yes,height='+intHeight+',width='+intWidth+',left='+winLeft+',top='+winTop+'');
 	}
 	
 
function GoWait(theURL, theSecs)
	{
		var quote = ""
		var loc = "location.href='"+theURL+"'"
		window.setTimeout(loc, theSecs);  //This is set to go after 1 second
	}
	
function isNum(passedVal){
		if (passedVal == "") {return false}
		
		for (i=0; i<passedVal.length; i++){
			if (passedVal.charAt(i) != '.' && passedVal.charAt(i) != '-'){
    			if (passedVal.charAt(i) < "0"){
    				return false;
    			}
    			if (passedVal.charAt(i) > "9"){
    				return false;
    			}
			}
		}
		return true;
		}