function checkinsert(numericFields){
    for (var i=0; i<numericFields.length; i++){
           if(document.insertform.elements[numericFields[i]].name==numericFields[i] && isNaN(document.insertform.elements[numericFields[i]].value) == true){
            return printNumberHint(numericFields[i]);
           } 
    }
}