<input name="" type="text" value="请填写学校全称" class="txt">
<input name="" type="text" value="规范,如:一(1)班" class="txt">
<input name="" type="text" class="txt" value="请填写真实姓名">
<input name="" type="text" class="txt" value="请填写联系方式">
<input name="" type="text" class="txt" value="规范,如:《我的我的祖国》">
<script>
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$('.txt').bind({
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if (this.value == this.defaultValue){
this.value="";
this.style.color='#000'
}
},
blur:function(){
if (this.value == ""){
this.value = this.defaultValue;
this.style.color="#999"
}
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</script>