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var scriptLastID = null;
// »Øµ÷·½·¨
function backFunction(type,content){

switch(type){
case 'userInfo':
alert('name: ' + content.name + ' age: ' + content.age);
// ÕâÀï¿ÉÒÔÒÆ³ýµô×¢²áµÄscript½Å±¾
break;
case 'other':
alert('other');
break;
default:
alert('nothing');
}

}
function buttonClick(){
var script = document.createElement('script');
script.id = 'scriptID' + Date.parse(new Date());
script.type = 'text/javascript';
script.src = 'backGround.aspx';
// Ïòhead×¢²áÒ»¸öscript½Å±¾
document.getElementsByTagName('head').item(0).appendChild(script);
}
// --></mce:script>
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 protected void Page_Load(object sender, EventArgs e)
{
// ·µ»ØÒ»¸öJsµÄ»Øµ÷·½·¨
Response.Write("backFunction('userInfo',{name:'cookie wang',age:'100'});");
Response.End();
}
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