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>制造商<\/td><td>类型<\/td><td>系列<\/td><td>零件状态<\/td><td>配套使用产品/相关产品<\/td><td>内容<\/td><\/tr><tr><td><select name='PV' id='USA1PV3' multiple><option value='3_27177'>Lattice Semiconductor Corporation<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV3\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV7' multiple><option value='7_48190'>FPGA<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV7\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV8' multiple><option value='8_23587'>LP<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV8\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV16' multiple><option value='16_16'>在售<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV16\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV159' multiple><option value='159_146373' selected='selected'>iCE40LP<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV159\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV1104' multiple><option value='1104_30995'>板<\/option><option value='1104_44820'>板，电缆<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV1104\");' 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;
    }
}