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>适合制造商系列<\/td><td>系列<\/td><\/tr><tr><td><select name='PV' id='UK10PV3147' multiple><option value='3147_74175'>B64G<\/option><\/select><br \/><span onclick='clearsel(\"UK10PV3147\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='UK10PV3648' multiple><option value='3648_74175' selected='selected'>B64G<\/option><\/select><br \/><span onclick='clearsel(\"UK10PV3648\");' 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;
    }
}