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>CPU速度<\/td><td>EEPROM 内存配置<\/td><td>MCU 封装类型<\/td><td>MSL<\/td><td>USB标准<\/td><td>USB类型<\/td><td>变化类型<\/td><td>步数<\/td><td>采样率<\/td><td>产品范围<\/td><td>程序内存大小<\/td><td>触发类型<\/td><td>传播延迟时间<\/td><td>存储器容量<\/td><td>存储器容量, RAM<\/td><td>电位器数<\/td><td>电位器芯片封装类型<\/td><td>电源电压类型<\/td><td>电源电压最大值<\/td><\/tr><tr><td><select name='PV' id='SG2PV7' multiple><option value='7_64095'>TSSOP<\/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='SG2PV17' multiple><option value='17_27543'>24MHz<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV17\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV32' multiple><option value='32_16766'>1 x 32Bytes<\/option><option value='32_24041'>4 x 256位<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV32\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV59' multiple><option value='59_91173'>QFN<\/option><option value='59_91852'>SOIC<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV59\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV69' multiple><option value='69_5511'>-<\/option><option value='69_54384'>MSL 1 - Unlimited<\/option><option value='69_86172'>MSL 1 -无限制<\/option><option value='69_89947'>MSL 2 - 1年<\/option><option value='69_89948'>MSL 3 - 168小时<\/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='SG2PV92' multiple><option value='92_103699'>USB 2.0<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV92\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV94' multiple><option value='94_52370'>FIFO<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV94\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV156' multiple><option value='156_94037'>线性<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV156\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV191' multiple><option value='191_22420'>32<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV191\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV198' multiple><option value='198_31833'>50kSPS<\/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_5511'>-<\/option><option value='240_12900'>1Kbit Serial 1 Wire EEPROMs<\/option><option value='240_28485'>256bit Serial 1-Wire EEPROMs<\/option><option value='240_76366'>CY8C PSOC1 Microcontrollers<\/option><option value='240_80684'>FT232<\/option><option value='240_70179'>Octal 12-Bit SAR ADCs<\/option><option value='240_102888'>Single 32-Tap Non-Volatile Digital Pots<\/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='SG2PV251' multiple><option value='251_49028'>8KB<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV251\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV282' multiple><option value='282_50876'>D<\/option><option value='282_80185'>上升沿<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV282\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV287' multiple><option value='287_11977'>12ns<\/option><option value='287_18883'>13ns<\/option><option value='287_11807'>17ns<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV287\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV321' multiple><option value='321_14092'>1Kbit<\/option><option value='321_28484'>256bit<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV321\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV322' multiple><option value='322_27155'>512Byte<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV322\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV483' multiple><option value='483_86909'>单<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV483\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV484' multiple><option value='484_63714'>TSOT-24<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV484\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV509' multiple><option value='509_61540'>Single<\/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_33221' selected='selected'>5.25V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV510\");' 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;
    }
}