function validateQT() {
        if(document.searchform.keyword.value.length == 0) {
            document.searchform.keyword.focus();
            alert("Please enter a question or keyword to search.");
            return false;
        }
        return true;
    }

function checkOutWindow(URL) {      
window.open(URL,"CheckOut","width=600,height=400,scrollbars=yes,resizable=yes,status=yes")   
}    

function WindowTips(URL) {       
window.open(URL,"CheckOut","width=400,height=400,scrollbars=yes,resizable=yes,status=yes")    
}

function clearText(field){
		if (field.defaultValue == field.value) field.value = '';
		else if (field.value == '') field.value = field.defaultValue;
		}	

function articleFontSize(changedFontSize) {
		fontSize = document.getElementById('khcontent');
		fontSize.style.fontSize = changedFontSize;
}