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>摆率<\/td><td>比较器封装类型<\/td><td>比较器类型<\/td><td>比较器数目<\/td><td>铂族金属栅极峰值功率<\/td><td>采样率<\/td><td>参考电压<\/td><td>产品范围<\/td><td>初始精度<\/td><td>带宽<\/td><td>电流, It 有效值<\/td><td>电流, Itsm (50Hz)<\/td><td>电压, Vdrm<\/td><td>电压, Vrrm<\/td><td>电压基准封装形式<\/td><td>电压基准类型<\/td><td>电源电压范围<\/td><td>电源电压最大值<\/td><td>电源电压最小值<\/td><\/tr><tr><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_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='SG2PV116' multiple><option value='116_5511'>-<\/option><option value='116_320'>0.1V/μs<\/option><option value='116_5917'>0.3V/μs<\/option><option value='116_5948'>0.4V/μs<\/option><option value='116_8140'>0.5V/μs<\/option><option value='116_7252'>0.6V/μs<\/option><option value='116_4498'>13V/μs<\/option><option value='116_34672'>3.6V/μs<\/option><option value='116_34156'>5.5V/μs<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV116\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV143' multiple><option value='143_84181'>DIP<\/option><option value='143_91852'>SOIC<\/option><option value='143_75403'>SSOP<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV143\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV144' multiple><option value='144_104114'>差分<\/option><option value='144_66253'>电压<\/option><option value='144_79247'>精密电压<\/option><option value='144_80274'>通用<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV144\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV145' multiple><option value='145_8289'>1<\/option><option value='145_12639'>2<\/option><option value='145_22794'>4<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV145\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV186' multiple><option value='186_5511'>-<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV186\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV198' multiple><option value='198_5511'>-<\/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='SG2PV200' multiple><option value='200_20771'>2.495V至36V<\/option><option value='200_2499'>2.5V至36V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV200\");' 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_72319'>NCP431A系列<\/option><option value='240_87479'>TL431系列<\/option><option value='240_92508'>UC361 Series<\/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='SG2PV267' multiple><option value='267_6146'>1%<\/option><option value='267_12689'>2.2%<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV267\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV338' multiple><option value='338_5511'>-<\/option><option value='338_8356'>1.1MHz<\/option><option value='338_3129'>1.2MHz<\/option><option value='338_732'>1.3MHz<\/option><option value='338_3223'>1.5MHz<\/option><option value='338_13866'>1MHz<\/option><option value='338_13697'>3.5MHz<\/option><option value='338_29956'>3MHz<\/option><option value='338_25092'>600kHz<\/option><option value='338_47633'>700kHz<\/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='SG2PV436' multiple><option value='436_4383'>12A<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV436\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV438' multiple><option value='438_10103'>105A<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV438\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV488' multiple><option value='488_35285'>600V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV488\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV489' multiple><option value='489_5511'>-<\/option><option value='489_27138'>50V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV489\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV493' multiple><option value='493_85739'>SOT-23<\/option><option value='493_63479'>TO-226AA<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV493\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV494' multiple><option value='494_96988'>分流-可调<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV494\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV508' multiple><option value='508_6484'>± 1.5V 至 ± 16V<\/option><option value='508_1602'>± 3V to ± 18V<\/option><option value='508_5006'>± 3V 至 ± 18V<\/option><option value='508_3779'>± 9V 至 ± 15V<\/option><option value='508_6949'>10V to 44V<\/option><option value='508_29024'>2V 至 36V<\/option><option value='508_31376'>2V 至 36V, ± 1V 至 ± 18V<\/option><option value='508_15115'>3V to 32V<\/option><option value='508_22774'>3V 至 16V<\/option><option value='508_26448'>3V 至 30V<\/option><option value='508_29979'>3V 至 32V<\/option><option value='508_22779'>3V 至 32V, ± 1.5V 至 ± 16V<\/option><option value='508_24017'>3V 至 36V<\/option><option value='508_24136'>4.75V 至 9V<\/option><option value='508_24964'>5V 至 36V<\/option><option value='508_42802'>7V 至 36V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV508\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV510' multiple><option value='510_12182'>15.5V<\/option><option value='510_2024'>16V<\/option><option value='510_11881'>18V<\/option><option value='510_33221'>5.25V<\/option><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_28668'>2V<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV511\");' 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++)
    {
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}