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>MSL<\/td><td>产品范围<\/td><td>封装<\/td><td>工作温度最高值<\/td><td>固定输出电压标称值<\/td><td>可调输出电压, 最低<\/td><td>可调输出电压, 最高<\/td><td>汽车质量标准<\/td><td>输出电流<\/td><td>输出类型<\/td><td>输入电压最大值<\/td><td>输入电压最小值<\/td><td>拓扑结构<\/td><td>针脚数<\/td><td>直流直流转换器芯片封装<\/td><\/tr><tr><td><select name='PV' id='SG2PV69' multiple><option value='69_86172'>MSL 1 -无限制<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV69\");' 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><\/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='SG2PV650' multiple><option value='650_76113'>剪切带<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV650\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV711' multiple><option value='711_48960'>85°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='SG2PV722' multiple><option value='722_31458'>3.3V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV722\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1013' multiple><option value='1013_5511'>-<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1013\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1014' multiple><option value='1014_5511'>-<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1014\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1272' multiple><option value='1272_5511'>-<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1272\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1410' multiple><option value='1410_12271'>150mA<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1410\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1434' multiple><option value='1434_79110'>固定<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1434\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1458' multiple><option value='1458_31741'>5.5V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1458\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1459' multiple><option value='1459_9236'>1.8V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1459\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1586' multiple><option value='1586_89741'>降压、升压<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1586\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1848' multiple><option value='1848_37008'>6引脚<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1848\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1900' multiple><option value='1900_84145'>DFN<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1900\");' 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;
    }
}