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>产品范围<\/td><td>传感器类型<\/td><td>额定功率有效值<\/td><td>附件类型<\/td><td>共振频率<\/td><td>灵敏度 (dB)<\/td><td>频率响应最大值<\/td><td>频率响应最小值<\/td><td>外部高度<\/td><td>外部宽度<\/td><td>外部深度<\/td><td>用于<\/td><td>阻抗<\/td><\/tr><tr><td><select name='PV' id='SG2PV240' multiple><option value='240_5511'>-(50)<\/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='SG2PV292' multiple><option value='292_5511'>-(11)<\/option><option value='292_97011'>高音扩音器(1)<\/option><option value='292_104925'>扬声器(32)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV292\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV585' multiple><option value='585_5511'>-(11)<\/option><option value='585_10327'>100W(1)<\/option><option value='585_3550'>10W(1)<\/option><option value='585_11622'>15W(3)<\/option><option value='585_2305'>1W(4)<\/option><option value='585_21538'>200mW(1)<\/option><option value='585_25619'>25W(1)<\/option><option value='585_18390'>2W(1)<\/option><option value='585_29267'>30W(5)<\/option><option value='585_24020'>3W(4)<\/option><option value='585_24508'>4W(2)<\/option><option value='585_36111'>500mW(3)<\/option><option value='585_27140'>50W(1)<\/option><option value='585_33948'>5W(2)<\/option><option value='585_47366'>60W(1)<\/option><option value='585_48528'>70W(1)<\/option><option value='585_40012'>80W(1)<\/option><option value='585_40173'>8W(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV585\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV670' multiple><option value='670_5511'>-(3)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV670\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV720' multiple><option value='720_5511'>-(12)<\/option><option value='720_16769'>1.005kHz(1)<\/option><option value='720_6361'>1.74kHz(1)<\/option><option value='720_10044'>100Hz(2)<\/option><option value='720_10210'>110Hz(1)<\/option><option value='720_7762'>120Hz(3)<\/option><option value='720_11049'>137Hz(1)<\/option><option value='720_12269'>150Hz(2)<\/option><option value='720_13123'>158Hz(1)<\/option><option value='720_11767'>174Hz(1)<\/option><option value='720_21164'>193Hz(1)<\/option><option value='720_15382'>2000Hz(1)<\/option><option value='720_21687'>220Hz(2)<\/option><option value='720_23242'>270Hz(1)<\/option><option value='720_23586'>300Hz(4)<\/option><option value='720_29710'>340Hz(2)<\/option><option value='720_34957'>350Hz(1)<\/option><option value='720_30173'>400Hz(1)<\/option><option value='720_30833'>420Hz(1)<\/option><option value='720_39501'>520Hz(2)<\/option><option value='720_34320'>530Hz(1)<\/option><option value='720_38945'>85Hz(1)<\/option><option value='720_55614'>92Hz(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV720\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1076' multiple><option value='1076_5511'>-(32)<\/option><option value='1076_38304'>71dB(1)<\/option><option value='1076_47691'>73dB(1)<\/option><option value='1076_48674'>74dB(1)<\/option><option value='1076_42771'>78dB(1)<\/option><option value='1076_47958'>79dB(1)<\/option><option value='1076_56325'>80dB(2)<\/option><option value='1076_48121'>83dB(3)<\/option><option value='1076_57293'>86dB(1)<\/option><option value='1076_45776'>88dB(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1076\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1252' multiple><option value='1252_5511'>-(7)<\/option><option value='1252_9344'>10000Hz(1)<\/option><option value='1252_15559'>15000Hz(3)<\/option><option value='1252_20322'>16000Hz(3)<\/option><option value='1252_2010'>16kHz(1)<\/option><option value='1252_20414'>17000Hz(2)<\/option><option value='1252_2215'>19000Hz(1)<\/option><option value='1252_13841'>19kHz(1)<\/option><option value='1252_14813'>20000Hz(7)<\/option><option value='1252_2685'>20kHz(15)<\/option><option value='1252_22948'>22000Hz(4)<\/option><option value='1252_48412'>6kHz(2)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1252\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1253' multiple><option value='1253_5511'>-(7)<\/option><option value='1253_10044'>100Hz(3)<\/option><option value='1253_7762'>120Hz(1)<\/option><option value='1253_10783'>130Hz(4)<\/option><option value='1253_20210'>1500Hz(1)<\/option><option value='1253_12269'>150Hz(6)<\/option><option value='1253_2127'>180Hz(2)<\/option><option value='1253_20951'>200Hz(4)<\/option><option value='1253_21687'>220Hz(1)<\/option><option value='1253_27584'>250Hz(1)<\/option><option value='1253_23586'>300Hz(1)<\/option><option value='1253_34957'>350Hz(2)<\/option><option value='1253_33631'>60Hz(1)<\/option><option value='1253_41782'>65Hz(1)<\/option><option value='1253_47632'>700Hz(1)<\/option><option value='1253_38287'>70Hz(3)<\/option><option value='1253_38879'>80Hz(3)<\/option><option value='1253_45894'>900Hz(1)<\/option><option value='1253_40586'>90Hz(2)<\/option><option value='1253_40652'>95Hz(2)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1253\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1591' multiple><option value='1591_5511'>-(2)<\/option><option value='1591_26345'>37mm(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1591\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1594' multiple><option value='1594_11221'>150mm(1)<\/option><option value='1594_39265'>80mm(1)<\/option><option value='1594_57447'>90mm(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1594\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1597' multiple><option value='1597_5511'>-(1)<\/option><option value='1597_26345'>37mm(1)<\/option><option value='1597_31174'>56mm(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1597\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1803' multiple><option value='1803_5511'>-(3)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1803\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1969' multiple><option value='1969_5511'>-(10)<\/option><option value='1969_11447'>16ohm(1)<\/option><option value='1969_31678'>4ohm(11)<\/option><option value='1969_31838'>50ohm(4)<\/option><option value='1969_56479'>8ohm(18)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1969\");' 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;
    }
}