function checkReq(theForm){
		for (i=0;i<theForm.elements.length;i++){
			if (theForm.elements[i].name.search('req_')==0 && 		 		theForm.elements[i].value==''){			
				while(true){
					newValue=prompt('Please enter a value for ' + theForm.elements[i].name.substring(4));
					if (newValue!=null || newValue!=''){
						theForm.elements[i].value=newValue;
						break;
					}
				}
			}
		}
	
	return true;
	}