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>机柜材料<\/td><td>键数<\/td><td>外部高度<\/td><td>外部宽度<\/td><td>外部深度<\/td><\/tr><tr><td><select name='PV' id='SG2PV240' multiple><option value='240_5511'>-(3)<\/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='SG2PV814' multiple><option value='814_79090'>钢(2)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV814\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV878' multiple><option value='878_8289'>1(1)<\/option><option value='878_18578'>30(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV878\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1591' multiple><option value='1591_11221'>150mm(1)<\/option><option value='1591_34765'>305mm(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1591\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1594' multiple><option value='1594_10941'>125mm(1)<\/option><option value='1594_18040'>230mm(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1594\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1597' multiple><option value='1597_22377'>30mm(1)<\/option><option value='1597_48521'>70mm(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1597\");' 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;
    }
}