JavaScript仅英文字母下划线允许输入

Custom : "this.Exec(value, getAttribute('regexp'))",

Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))",

ErrorItem : [document.forms[0]],

ErrorMessage : ["以下原因导致提交失败：\t\t\t\t"],

Validate : function(theForm, mode){

var obj = theForm || event.srcElement;

var count = obj.elements.length;

this.ErrorMessage.length = 1;

this.ErrorItem.length = 1;

this.ErrorItem[0] = obj;

for(var i=0;i<count;i++){

with(obj.elements[i]){

var _dataType = getAttribute("dataType");

if(typeof(_dataType) == "object" || typeof(this[_dataType]) == "undefined") continue;

this.ClearState(obj.elements[i]);

if(getAttribute("require") == "false" && value == "") continue;