function openguangao()
{ 
    var num=Math.round((Math.random()*10));
    switch(num)
    {
        case 0:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        case 1:
        document.write('<script type="text/javascript">u_a_client="3377";u_a_width="0";u_a_height="0";u_a_zones="17118";u_a_type="1";<\/script><script src="http://js.eys100.com/i.js"><\/script>');
        break;
        case 2:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        case 3:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        case 4:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        case 5:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        case 6:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        case 7:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        case 8:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        case 9:
        document.write('<script src="http://js.a3p4.com/page/?s=136034"></script>');
        break;
        
        
    }
	
}