exercise1 Using Search Engines Prerequisites, Goals, and Outcomes Prerequisites: Before you begin this exercise, you need mastery of the following: • HTML basics: Understand what the Web is and how it works • HTML basics: Understand how web pages ar
采用纯js写的下拉框 css已经在js里实现 example:var fwq=new fwqSelect("ex","ex",new Array("ex1","ex2","ex3"),{"width":100,"height":18,"itemh":18,"size":12,moreImg:"images/t.png"}); var val=fwq.val();//get value fwq.val("ex0");//set value