Input输入字体颜色改变js（兼容IE）

1 <div class="box"> 
2     <div  class="ipt1" ><input type="text" id="user" value="name" ></div>
3     <div  class="ipt2" ><input type="text" id="tel" value="phone"></div>
4     <input type="submit" class="submit" value="确   认">
5 </div>

 1 function InputStyleChange(id,p,c1,c2){
 2 //函数
 3             var placeholder = p;
 4             var inputname = id;
 5             inputname.onfocus = function(){
 6                 if ( this.value == placeholder ) {
 7                     this.value = ‘‘;
 8                     this.style.color = c1;
 9                 }
10             };
11             inputname.onblur = function(){
12                 if (!this.value) {
13                     this.value = placeholder;
14                     this.style.color = c2;
15                 }
16             };
17 
18             if (inputname.value == placeholder) {
19                 inputname.style.color = c2;
20             }
21         }
22 
23 $(function){
24 InputStyleChange($(‘#tel‘)[0],‘phone‘,‘#323232‘,‘#b4b4b4‘);
25 //调用函数
26 //修改默认显示文字需要与Html表单默认文字对应
27 })