<SCRIPT LANGUAGE="JavaScript"> // Configure the alert color. var alertcolor="blue" // Do not change the code below var formobj var styleobj function getnames(formname,fieldname) { if (document.all) { var frmname=formname var fldname=fieldname formobj=eval("document."+formname+"."+fieldname) styleobj=eval("document.all."+fieldname+".style") checkcolor() } } function checkcolor() { if((formobj.value == null ) || (formobj.value.length < formobj.maxLength)) { styleobj.backgroundColor="white" } if(formobj.value.length >= formobj.maxLength) { styleobj.backgroundColor=alertcolor; } var timer=setTimeout("checkcolor()",500) } </script>

<form name="address"> <input type="text" name="lastname" maxlength="10" size="8" onFocus="getnames(this.form.name, this.name)"> </form>