pattern.js

8634平台开发重要参考资料

/**
clears default form field value
*/
function clearDefaultandCSS(el) {
	if (!el.defaultValue) {
		el.defaultValue = el.value;
	}
	if (el.defaultValue == el.value) {
		el.value = "";
	}
	// If Dynamic Style is supported, clear the style
	removeClass(el, "patternFormFieldDefaultColor"); /* removeClass is included in TwistyContrib/twist.js */
}
function setDefaultText(el) {
	if (el.value == "" && el.defaultValue) el.value = el.defaultValue;
	addClass(el, "patternFormFieldDefaultColor");
}