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>ADC / DAC 封装类型<\/td><td>MSL<\/td><td>采样率<\/td><td>产品范围<\/td><td>电源电压类型<\/td><td>电源电压最大值<\/td><td>电源电压最小值<\/td><td>分辨率 (Bits)<\/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>输入通道类型<\/td><td>数据接口<\/td><td>针脚数<\/td><\/tr><tr><td><select name='PV' id='SG2PV7' multiple><option value='7_84145'>DFN<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV7\");' 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='SG2PV198' multiple><option value='198_39862'>60SPS<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV198\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV240' multiple><option value='240_61789'>Single 16-Bit Sigma-Delta ADCs<\/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='SG2PV509' multiple><option value='509_86909'>单<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV509\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV510' multiple><option value='510_31741'>5.5V<\/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='SG2PV629' multiple><option value='629_13218'>16bit<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV629\");' 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='SG2PV712' multiple><option value='712_32852'>-40°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='SG2PV1468' multiple><option value='1468_104114'>差分<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1468\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1479' multiple><option value='1479_22166'>2线, I2C, 串行<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1479\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1848' multiple><option value='1848_48232'>8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;
    }
}