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>封装/外壳<\/td><td>制造商<\/td><td>安装类型<\/td><td>工作温度<\/td><td>类型<\/td><td>系列<\/td><td>包装<\/td><td>大小/尺寸<\/td><td>零件状态<\/td><td>功能<\/td><td>电压 - 电源<\/td><td>可编程类型<\/td><td>供应商器件封装<\/td><td>特性<\/td><td>应用<\/td><td>电流 - 电源<\/td><td>输出类型<\/td><td>输出数<\/td><td>输出配置<\/td><td>电流 - 输出（最大值）<\/td><\/tr><tr><td><select name='PV' id='USA1PV2' multiple><option value='2_50124'>100-LBGA<\/option><option value='2_35729'>100-TFBGA<\/option><option value='2_33104'>100-TQFP<\/option><option value='2_37616'>144-LQFP<\/option><option value='2_47139'>144-LQFP 裸露焊盘<\/option><option value='2_69714'>14-PowerVFQFN 模块<\/option><option value='2_80074'>153-VFBGA<\/option><option value='2_36691'>169-LFBGA<\/option><option value='2_71586'>16-PowerTFQFN 模块<\/option><option value='2_16953'>16-UFQFN 裸露焊盘<\/option><option value='2_72941'>20-PowerTQFN 模块<\/option><option value='2_19660'>20-UFQFN<\/option><option value='2_74652'>24-PowerTQFN 模块<\/option><option value='2_73484'>30-PowerFQFN<\/option><option value='2_36000'>36-UFBGA，WLCSP<\/option><option value='2_76498'>38-FQFN 裸露焊盘<\/option><option value='2_27994'>44-LCC（J 形引线）<\/option><option value='2_77366'>44-PowerQFN 模块<\/option><option value='2_25799'>44-TQFP<\/option><option value='2_79120'>54-PowerBFQFN 模块<\/option><option value='2_81010'>56-PowerBFQFN 模块<\/option><option value='2_80697'>58-QFN 裸露焊盘，模块<\/option><option value='2_30464'>64-TQFP 裸露焊盘<\/option><option value='2_80585'>68-FQFN 裸露焊盘，模块<\/option><option value='2_79644'>68-PowerBFQFN<\/option><option value='2_78222'>68-TFBGA<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV2\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV3' multiple><option value='3_69293' selected='selected'>Altera<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV3\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV4' multiple><option value='4_4'>表面贴装<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV4\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV6' multiple><option value='6_4320'>0°C ~ 70°C（TA）<\/option><option value='6_28428'>0°C ~ 85°C（TJ）<\/option><option value='6_31788'>-40°C ~ 100°C（TJ）<\/option><option value='6_207'>-40°C ~ 105°C<\/option><option value='6_141'>-40°C ~ 125°C<\/option><option value='6_37'>-40°C ~ 85°C<\/option><option value='6_1046'>-40°C ~ 85°C（TA）<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV6\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV7' multiple><option value='7_20581'>非隔离 PoL 模块<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV7\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV8' multiple><option value='8_69292'>Enpirion?<\/option><option value='8_69712'>Enpirion? 5300<\/option><option value='8_53220'>MAX? 10<\/option><option value='8_73454'>MAX? 7000A<\/option><option value='8_79606'>MAX? II<\/option><option value='8_69404'>MAX? V<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV8\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV9' multiple><option value='9_9'>剪切带（CT）&nbsp;<\/option><option value='9_971'>托盘&nbsp;<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV9\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV15' multiple><option value='15_69713'>0.08\" 长 x 0.07\" 宽 x 0.04\" 高（2.0mm x 1.8mm x 0.9mm）<\/option><option value='15_23244'>0.10\" 长 x 0.09\" 宽 x 0.04\" 高（2.5mm x 2.3mm x 1.1mm）<\/option><option value='15_72258'>0.12\" 长 x 0.12\" 宽 x 0.04\" 高（3.0mm x 3.0mm x 1.1mm）<\/option><option value='15_72942'>0.20\" 长 x 0.16\" 宽 x 0.04\" 高（5.0mm x 4.0mm x 1.1mm）<\/option><option value='15_74653'>0.24\" 长 x 0.16\" 宽 x 0.04\" 高（6.0mm x 4.0mm x 1.1mm）<\/option><option value='15_76499'>0.28\" 长 x 0.16\" 宽 x 0.07\" 高（7.0mm x 4.0mm x 1.9mm）<\/option><option value='15_81009'>0.31\" 长 x 0.31\" 宽 x 0.12\" 高（8.0mm x 8.0mm x 3.0mm）<\/option><option value='15_79118'>0.39\" 长 x 0.22\" 宽 x 0.12\" 高（10.0mm x 5.5mm x 3.0mm）<\/option><option value='15_77363'>0.39\" 长 x 0.30\" 宽 x 0.07\" 高（10.0mm x 7.5mm x 1.9mm）<\/option><option value='15_80583'>0.43\" 长 x 0.31\" 宽 x 0.07\" 高（11.0mm x 8.0mm x 1.9mm）<\/option><option value='15_80699'>0.47\" 长 x 0.39\" 宽 x 0.07\" 高（12.0mm x 10.0mm x 1.9mm）<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV15\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV16' multiple><option value='16_16'>在售<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV16\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV19' multiple><option value='19_9091'>降压<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV19\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV21' multiple><option value='21_47526'>1.15 V ~ 1.25 V<\/option><option value='21_32312'>1.71 V ~ 5.5 V<\/option><option value='21_79367'>2.85 V ~ 3.465 V<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV21\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV24' multiple><option value='24_25042'>系统内可编程<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV24\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV28' multiple><option value='28_81249'>100-FBGA（11x11）<\/option><option value='28_80726'>100-MBGA（6x6）<\/option><option value='28_29969'>100-TQFP（14x14）<\/option><option value='28_79522'>144-EQFP（20x20）<\/option><option value='28_38008'>144-TQFP（20x20）<\/option><option value='28_69715'>14-μQFN（2x1.75）<\/option><option value='28_80073'>153-MBGA（8x8）<\/option><option value='28_79368'>169-UBGA（11x11）<\/option><option value='28_7723'>16-QFN（3x3）<\/option><option value='28_71588'>16-μQFN（2.5x2.25）<\/option><option value='28_45539'>20-QFN（5x4）<\/option><option value='28_74644'>20-STQFN（3x2）<\/option><option value='28_74651'>24-QFN（6x4）<\/option><option value='28_73483'>30-QFN（4x5）<\/option><option value='28_74150'>36-WLCSP（3x3）<\/option><option value='28_76500'>38-QFN（7x4）<\/option><option value='28_27995'>44-PLCC（16.59x16.59）<\/option><option value='28_77364'>44-QFN（10x5）<\/option><option value='28_26500'>44-TQFP（10x10）<\/option><option value='28_79119'>54-QFN（10x5.5）<\/option><option value='28_30454'>56-QFN（8x8）<\/option><option value='28_80698'>58-QFN（12x10）<\/option><option value='28_69405'>64-EQFP（7x7）<\/option><option value='28_78221'>68-MBGA（5x5）<\/option><option value='28_80584'>68-QFN（11x8）<\/option><option value='28_79645'>68-QFN（8x11）<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV28\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV44' multiple><option value='44_24221'>OCP，OTP，SCP，UVLO<\/option><option value='44_40544'>远程开/关，OCP，OTP，OVP，SCP，UVLO<\/option><option value='44_44153'>远程开/关，OCP，OTP，OVP，UVLO<\/option><option value='44_33415'>远程开/关，OCP，OTP，SCP，UVLO<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV44\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV81' multiple><option value='81_20586'>ITE（商业）<\/option><option value='81_74645'>电源控制器，序列发生器<\/option><option value='81_12732'>转换器，DDR<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV81\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV105' multiple><option value='105_10907'>300μA<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV105\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV112' multiple><option value='112_6974'>可调式<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV112\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV145' multiple><option value='145_851'>1<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV145\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV147' multiple><option value='147_6281'>正<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV147\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV152' multiple><option value='152_3502'>1.5A<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV152\");' 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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}