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>IP/NEMA级别<\/td><td>插头类型<\/td><td>产品范围<\/td><td>电源电压最大值<\/td><td>电源电压最小值<\/td><td>高量程最大<\/td><td>高敏范围<\/td><td>工作温度最高值<\/td><td>工作温度最小值<\/td><td>交流电压量程<\/td><td>精度 %<\/td><td>模拟输出数量<\/td><td>模拟输入数量<\/td><td>屏幕尺寸<\/td><td>数字输出线路数<\/td><td>数字输入线路数<\/td><td>外部高度<\/td><td>外部宽度<\/td><td>外部深度<\/td><td>网络功能<\/td><\/tr><tr><td><select name='PV' id='SG2PV43' multiple><option value='43_100722'>IP20<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV43\");' 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'>-<\/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'>-<\/option><option value='240_44294'>Fluke Networks Microscanner 2系列<\/option><option value='240_73664'>Ideal Networks VDV II系列<\/option><option value='240_68405'>LOGO!<\/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='SG2PV510' multiple><option value='510_28431'>24V<\/option><option value='510_28607'>28.8VDC<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV510\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV511' multiple><option value='511_5511'>-<\/option><option value='511_13789'>19.2VDC<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV511\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV688' multiple><option value='688_25302'>20kV<\/option><option value='688_26052'>30kV<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV688\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV689' multiple><option value='689_572'>0kV<\/option><option value='689_16144'>0V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV689\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV711' multiple><option value='711_5511'>-<\/option><option value='711_30314'>45°C<\/option><option value='711_36082'>50°C<\/option><option value='711_36256'>55°C<\/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_5511'>-<\/option><option value='712_526'>0°C<\/option><option value='712_11198'>-15°C<\/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='SG2PV884' multiple><option value='884_5511'>-<\/option><option value='884_18794'>12V 至 690V<\/option><option value='884_33944'>5V 至 690V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV884\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV941' multiple><option value='941_17157'>10%<\/option><option value='941_39306'>5%<\/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='SG2PV1181' multiple><option value='1181_5511'>-<\/option><option value='1181_6540'>0<\/option><option value='1181_12639'>2<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1181\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1182' multiple><option value='1182_5511'>-<\/option><option value='1182_6540'>0<\/option><option value='1182_12639'>2<\/option><option value='1182_22794'>4<\/option><option value='1182_24979'>6<\/option><option value='1182_42808'>8<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1182\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1259' multiple><option value='1259_24042'>4\"<\/option><option value='1259_27003'>5.2\"<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1259\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1493' multiple><option value='1493_16452'>10<\/option><option value='1493_22794'>4<\/option><option value='1493_24979'>6<\/option><option value='1493_42808'>8<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1493\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1494' multiple><option value='1494_9581'>12<\/option><option value='1494_19992'>16<\/option><option value='1494_42808'>8<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1494\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1591' multiple><option value='1591_11921'>123mm<\/option><option value='1591_27933'>22mm<\/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_36881'>61mm<\/option><option value='1594_42016'>73mm<\/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_6906'>105mm<\/option><option value='1597_18194'>25mm<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1597\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1618' multiple><option value='1618_5511'>-<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1618\");' 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;
    }
}