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>表面电阻率 mm<\/td><td>产品范围<\/td><td>长度<\/td><td>垫子材料<\/td><td>垫子类型<\/td><td>垫子特性<\/td><td>垫子颜色<\/td><td>厚度<\/td><td>接地端子<\/td><td>外部宽度<\/td><\/tr><tr><td><select name='PV' id='SG2PV179' multiple><option value='179_5511'>-(25)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV179\");' 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'>-(25)<\/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='SG2PV242' multiple><option value='242_21805'>24\"(3)<\/option><option value='242_34988'>36\"(3)<\/option><option value='242_26881'>48\"(3)<\/option><option value='242_37620'>60\"(8)<\/option><option value='242_35891'>72\"(8)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV242\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV537' multiple><option value='537_53250'>Polymer(22)<\/option><option value='537_84980'>Rubber, Vinyl(3)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV537\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV538' multiple><option value='538_83264'>Bench(11)<\/option><option value='538_59003'>Bench, Floor(14)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV538\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV539' multiple><option value='539_59581'>Conductive, Dissipative(14)<\/option><option value='539_51292'>Dissipative(11)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV539\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV540' multiple><option value='540_42350'>Blue(17)<\/option><option value='540_100378'>Green(1)<\/option><option value='540_100383'>Grey(7)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV540\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV794' multiple><option value='794_241'>0.065\"(14)<\/option><option value='794_5487'>0.1\"(8)<\/option><option value='794_13546'>2mm(3)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV794\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV906' multiple><option value='906_85706'>Snap(25)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV906\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1594' multiple><option value='1594_21805'>24\"(10)<\/option><option value='1594_18582'>30\"(6)<\/option><option value='1594_34988'>36\"(8)<\/option><option value='1594_26881'>48\"(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1594\");' 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;
    }
}