实现表单回车功能呢
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML> <HEAD> <TITLE> New Document </TITLE> <META NAME="Generator" CONTENT="EditPlus"> <META NAME="Author" CONTENT=""> <META NAME="Keywords" CONTENT=""> <META NAME="Description" CONTENT=""> <script type="text/javascript"> $id = function (name){ return document.getElementById(name); } $name = function (name){ return document.getElementsByName(name); } function checkType(oType){ var _initArr = new Array("text","password","checkbox","select-one","radio");for(var i = 0 ; i < _initArr.length ; i++){if(_initArr[i] == oType){return false ;}}return true ;}/* * 使页面上的对象Enter执行TAB,参数为范围对象的name/ID */ function tabEnterJs(_formName){ var form = $id(_formName) ;for(var i=0;i<form.length;i++){ var _type = form.elements[i].type; //if(checkType(_type)){ //continue; //} form.elements[i].oldOnkeydown = form.elements[i].onkeydown; form.elements[i].onkeydown=function(){ if(this.oldOnkeydown){ var okd = this.oldOnkeydown(); if(okd==false){ return false; } } if(event.keyCode==13){ event.keyCode=9; } } } } </script> </HEAD> <BODY><form id="form1"><input type="text" > <input type="password" ><input type="text" ><input type="checkbox" ><input type="radio" name="rad" ><input type="text" ><select><option>请选择</option><option>111</option><option>333</option><option>222</option></select><input type="text" ><input type="button" value="普通按钮" ><input type="reset" value="重置" ><input type="submit" value="确定" ></form><br><form id="form2"><input type="text" > <input type="password" ><input type="text" ><input type="checkbox" ><input type="radio" ><input type="text" ><select><option>请选择</option><option>111</option><option>333</option><option>222</option></select><input type="text" ></form><SCRIPT LANGUAGE="JavaScript"><!--tabEnterJs("form1");//--></SCRIPT> </BODY></HTML>