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>开关频率<\/td><td>汽车质量标准<\/td><td>输出电流<\/td><td>输出电压典型值<\/td><td>输出电压最大值<\/td><td>输出电压最小值<\/td><td>输出数<\/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='SG2PV994' multiple><option value='994_3223'>1.5MHz<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV994\");' 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_34500'>600mA<\/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='SG2PV1422' multiple><option value='1422_9823'>1.5V<\/option><option value='1422_9236'>1.8V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1422\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1424' multiple><option value='1424_31741'>5.5V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1424\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1425' multiple><option value='1425_36844'>600mV<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1425\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1438' multiple><option value='1438_20671'>1输出<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1438\");' 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_14678'>2.5V<\/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_94248'>同步降压 (降压)<\/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_36746'>5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_64091'>TSOT-23<\/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;
    }
}