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>电气箱安装<\/td><td>电气箱材料<\/td><td>额定电流<\/td><td>额定电压 V AC<\/td><td>内部深度<\/td><td>用于<\/td><td>组数<\/td><\/tr><tr><td><select name='PV' id='SG2PV240' multiple><option value='240_5511'>-(2)<\/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='SG2PV464' multiple><option value='464_90502'>石膏强里/墙面(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV464\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV465' multiple><option value='465_89330'>铝(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV465\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV572' multiple><option value='572_10823'>13A(1)<\/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='SG2PV578' multiple><option value='578_7485'>230V(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV578\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1203' multiple><option value='1203_5511'>-(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1203\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1803' multiple><option value='1803_5511'>-(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1803\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1973' multiple><option value='1973_8289'>1(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1973\");' 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;
    }
}