document.getElementById("div_canshu").innerHTML="<div style='font-weight:bold; font-size:13px;'>规格选型<\/div><div style='width:700px;overflow-x:scroll;'><table><tr style='white-space:nowrap;'><td>产品范围<\/td><td>额定电流<\/td><td>数字输出线路数<\/td><td>数字输入线路数<\/td><\/tr><tr><td><select name='PV' id='SG2PV240' multiple><option value='240_91617' selected='selected'>SCHNEIDER MODICON Series<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV240\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV572' multiple><option value='572_5511'>-<\/option><option value='572_27799'>20mA<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV572\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1493' multiple><option value='1493_19992'>16<\/option><option value='1493_7513'>24<\/option><option value='1493_22420'>32<\/option><option value='1493_19522'>40<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1493\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1494' multiple><option value='1494_19992'>16<\/option><option value='1494_7513'>24<\/option><option value='1494_22420'>32<\/option><option value='1494_19522'>40<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1494\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><\/tr><\/table><\/div>";
function clearsel(nameid)
{
var PV=document.getElementById(nameid);
	for(var i=0;i<PV.length;i++)
    {
    	if(PV[i].selected==true)
        	PV[i].selected=false;
    }
}