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>CMRR<\/td><td>MSL<\/td><td>产品范围<\/td><td>带宽<\/td><td>电源电压最大值<\/td><td>电源电压最小值<\/td><td>放大器封装类型<\/td><td>放大器个数<\/td><td>封装<\/td><td>工作温度最高值<\/td><td>工作温度最小值<\/td><td>汽车质量标准<\/td><td>输入偏移电压<\/td><td>输入偏置电流<\/td><td>针脚数<\/td><\/tr><tr><td><select name='PV' id='SG2PV15' multiple><option value='15_5511'>-<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV15\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><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='SG2PV338' multiple><option value='338_15391'>200kHz<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV338\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV510' multiple><option value='510_35337'>36V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV510\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV511' multiple><option value='511_14723'>2.7V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV511\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV620' multiple><option value='620_64091'>TSOT-23<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV620\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV621' multiple><option value='621_21268'>1个放大器<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV621\");' 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_48506'>70°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='SG2PV712' multiple><option value='712_526'>0°C<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV712\");' 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='SG2PV1464' multiple><option value='1464_11309'>150μV<\/option><option value='1464_28468'>250μV<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1464\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1465' multiple><option value='1465_30790'>40nA<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1465\");' 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><\/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;
    }
}