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>臂长<\/td><td>插头类型<\/td><td>产品范围<\/td><td>放大率<\/td><td>用于<\/td><\/tr><tr><td><select name='PV' id='SG2PV150' multiple><option value='150_5511'>-(4)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV150\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV234' multiple><option value='234_5511'>-(4)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV234\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV240' multiple><option value='240_5511'>-(4)<\/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='SG2PV619' multiple><option value='619_30113'>4.75x(1)<\/option><option value='619_33186'>4x(1)<\/option><option value='619_48424'>6x(1)<\/option><option value='619_36481'>7x(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV619\");' 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'>-(3)<\/option><option value='1803_85773'>Spectacles(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1803\");' 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;
    }
}