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>工作温度最高值<\/td><td>工作温度最小值<\/td><td>精度 %<\/td><td>温度测量范围<\/td><\/tr><tr><td><select name='PV' id='SG2PV240' multiple><option value='240_5511'>-(1)<\/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='SG2PV711' multiple><option value='711_36082'>50°C(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV711\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV712' multiple><option value='712_526'>0°C(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV712\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV941' multiple><option value='941_6146'>1%(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV941\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1628' multiple><option value='1628_34722'>-30°C 至 +200°C(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1628\");' 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;
    }
}