JQuery EasyUI 加载两次url的原因分析及解决方案

<span style="font-size:18px;">$(function () { 
var url = "../Source/Query/jhDataQry.ashx"; 
$(dg).datagrid({ 
url: url, 
queryParams: { 
qsrq: qsrq, 
zzrq: zzrq 
} 
}); 
}) 

<table id="DataGrid" class="easyui-datagrid" fit="true" border="false" toolbar="#TBar" pagination="true" 
data-options="pageSize:20,pageList: [10, 20, 30, 40, 50,100,5000],idField:'chjid',sortName:'chjbh', queryParams: { 'action': 'query'}" 
rownumbers="true" singleSelect="true" url="../Source/JiChu/chjdoc.ashx"> 
<thead> 
<tr> 
</tr> 
</thead> 
</table></span>

<span style="font-size:18px;"><table id="DataGrid" fit="true" border="false" toolbar="#TBar" pagination="true" 
data-options="pageSize:20,pageList: [10, 20, 30, 40, 50,100,5000],idField:'chjid',sortName:'chjbh'" 
rownumbers="true" singleSelect="true" url="../Source/JiChu/chjdoc.ashx"> 
<thead> 
<tr> 
</tr> 
</thead> 
</table></span>