基于JavaScript实现类似于百度学术高级检索功能

<p class="fl srh-btn"><input type="submit" class="srh-submit" style="height:px" value="高级搜索" id="highSearchObj"/></p> //省略部分调用关系this.highSearch = function () {document.getElementById('highSearchObj').disabled=true; var highSearchHtml = '<div class="highSearch" style="display:block"><div class="highMsg"><ul> /<li><span id="tabReg" class="tab">包含关键词</span><input id="kywds" value=""></li> /<li><span id="tabReg" class="tab">不包含关键词</span><input id="nokywds" value=""></li>/<li><span id="tabReg" class="tab">检索范围</span>/<select id="st">/<option value ="byrw">本院认为</option>/<option value ="sljg">审理经过</option>/<option value="ygsc">原告诉称</option>/<option value="bgbc">被告辩称</option>/</select></li>/</ul>/<input id="conditionObj" type="submit" value="新增一组条件"></input>/<hr>/<div class="fit">/<select id="type">/<option value ="all">全部</option>/<option value ="pj">判决</option>/<option value ="cd">裁定</option>/<option value="tz">通知</option>/<option value="jd">决定</option>/<option value="tj">调解</option>/</select><select id="round">/<option value ="all">全部</option>/<option value ="one">一审</option>/<option value ="two">二审</option>/<option value="again">再审</option>/</select>/<input id="bg" value="">-<input id="end" value="">/<ul><li><span id="tabReg" class="tab">案由</span><input id="ay" value=""></input></li>/<li><span id="tabReg" class="tab">法院</span><input id="fy" value=""></input></li>/</ul></div>/<ul id="sql"></ul>/<input id="submitHighSearchObj" type="submit" value="提交高级搜索"></input>/</div></div>';this.highSearchObj = $(highSearchHtml);$("body").append(this.highSearchObj);$("#conditionObj").click(function(){var kywds="/""+document.getElementById("kywds").value.split(" ").join("/"&/"")+"/"";var st=document.getElementById("st").value;var nokywds="/""+document.getElementById("nokywds").value.split(" ").join("/"|/"")+"/"";var sql="<li name=/"highTag/">@("+st+")("+kywds+"-"+nokywds+")</li>";$("#sql").append(sql);})$("#submitHighSearchObj").click(function(){var highTags=document.getElementsByName("highTag");var tags="";var filters="";var round=document.getElementById("round").value;var type=document.getElementById("type").value;var reason=document.getElementById("ay").value.split(" ").join(",");var court=document.getElementById("fy").value.split(" ").join(",");var begin=document.getElementById("bg").value;var end=document.getElementById("end").value;if(highTags.length==){var kywds="/""+document.getElementById("kywds").value.split(" ").join("/"&/"")+"/"";var st=document.getElementById("st").value;var nokywds="/""+document.getElementById("nokywds").value.split(" ").join("/"|/"")+"/"";tags="@("+st+")("+kywds+"-"+nokywds+")"; } else {for(i=;i<highTags.length;i++){tags+=highTags[i].innerHTML;} }if(round !="all") {filters+=" round:"+round+";";}if(type !="all") {filters+=" type:"+type+";";}if(reason !="") {filters+=" reason:"+reason+";";}if(court !="") {filters+=" court:"+court+";";}if(begin !="" && end !="") {filters+=" year:";while(begin<=end) {filters=filters+begin+",";begin++;}}if(filters !="") {tags="magic:"+tags+";filter:"+filters;}var formObj = $('<form id="form" action="/search" target="_self" method="get"></form>');var html = ['<input type="hidden" name="type" value="">'];html.push('<input type="hidden" name="keyword" value="' + encodeURIComponent(tags) + '">');html.push('<input type="hidden" name="TypeKey" value="' + encodeURIComponent(tags) +'">');formObj.html(html.join(","));$("body").append(formObj);formObj.submit();});// $("#ay").keyup(function(e){// });}

function (event) {//event为点击事件$(event.target).parent().find( '.条件input-selected' ).toggleClass('条件input-selected' ).toggleClass( '条件input-default');$(event.target).toggleClass( '条件input-selected' ).toggleClass('条件input-default' );},