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>CAD 绘图<\/td><td>附件类型<\/td><td>使用于<\/td><td>系列<\/td><\/tr><tr><td><select name='PV' id='UK10PV27' multiple><option value='27_44410'>3D CAD 模型<\/option><\/select><br \/><span onclick='clearsel(\"UK10PV27\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='UK10PV1451' multiple><option value='1451_121147'>RJ45 插座<\/option><option value='1451_139243'>USB 插座<\/option><option value='1451_95448'>接触块<\/option><option value='1451_105398'>柱塞桥接<\/option><\/select><br \/><span onclick='clearsel(\"UK10PV1451\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='UK10PV3098' multiple><option value='3098_52426' selected='selected'>22.5 mm 模块化按钮<\/option><\/select><br \/><span onclick='clearsel(\"UK10PV3098\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='UK10PV3648' multiple><option value='3648_118412'>M22<\/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;
    }
}