window.open传值

pay.aspx

<script language="JavaScript" type="text/javascript">
function selectContract(id){    
      var form = document.form1;
      form.elements("txtcontractid").value = id==undefined?"":id;
      
      
    }
</script>
    

<table>

       <tr>
        <td>采购合同编号：<span class="starred">*</span></td>
        <td colspan="3"><span class="editTab"><input name="txtcontractid" id="txtcontractid" value=""  type="text" class="TEXT" size="30" maxlength="64" readonly="true"/></span>
        <input class="button" type="button" onclick='javascript:OW("contractlist.aspx","");' value="选择采购合同编号"/></td>      
    </tr>

</table>

OW的方法如下:

<script>
/**//******************************************/
/**//*功能：弹出窗体                          */
/**//*参数：URL 地址,TYPE 模式/全屏,SC 是否显示滚动条*/
/**//*      iW 宽度,iH 高度,TOP 头部位置,LEFT 左边位置,*/
/**//*      R 改变大小,S 状态栏显示,T,TB 帮助显示*/
/**//*返回：无                                */
/**//******************************************/
function OW(URL,TYPE,SC,iW,iH,TOP,LEFT,R,S,T,TB)
{
    var sF="dependent=yes,resizable=no,toolbar=no,status=no,directories=no,menubar=no,";
    

    sF+="scrollbars="+(SC?SC:"NO")+",";
    
    if (TYPE=="full"){
        sF+=" Width=1010,";
        sF+=" Height=750,";
        sF+=" Top=0,";
        sF+=" Left=0,";
        window.open(URL, "_blank", sF, false);
        return;
    }
    
    
    if (TYPE=="modal"){
        sF ="resizable:no; status:no; scroll:yes;";
        sF+=" dialogWidth:800px;";
        sF+=" dialogHeight:570px;";
            if(parent.length<2){
                sF+="dialogTop:"+(parseInt(parent.dialogTop)+25)+"px;";                    
                sF+="dialogLeft:"+(parseInt(parent.dialogLeft)+25)+"px;";
                }
        
        var alpha = '?';
        var _URL = URL;
        var unique = (new Date()).getTime();
        //如果没有参数        
        if (_URL.indexOf(alpha) == -1){
            _URL+= "?time="+unique;
        }
        else
        {
        //如果带有参数，含有‘?’
            _URL+= "&time="+unique;
        }
        //alert(_URL.indexOf(alpha));alert(_URL);
        return window.showModalDialog(_URL,window,sF);
    }
    else if (TYPE=="modeless"){
        
        sF ="resizable:no; status:no; scroll:yes;";
        sF+=" dialogWidth:800px;";
        sF+=" dialogHeight:570px;";
            if(parent.length<2){
                sF+="dialogTop:"+(parseInt(parent.dialogTop)+25)+"px;";                    
                sF+="dialogLeft:"+(parseInt(parent.dialogLeft)+25)+"px;";
                }
        
        var alpha = '?';
        var _URL = URL;
        var unique = (new Date()).getTime();
        //如果没有参数        
        if (_URL.indexOf(alpha) == -1){
            _URL+= "?time="+unique;
        }
        else
        {
        //如果带有参数，含有᾿᾿
            _URL+= "&time="+unique;
        }
        //alert(_URL.indexOf(alpha));alert(_URL);
        return window.showModelessDialog(_URL,window,sF);
    }    
    else
    {
        if(iW!=undefined && iH!=undefined){
            sF+=" Width="+iW+",";
            sF+=" Height="+iH+",";
        }
        else{
            sF+=" Width=800,";
            sF+=" Height=570,";
        }
        if(window.opener==null || window.opener==undefined){
            sF+=" Top=50px,";
            sF+=" Left=50px,";
        }else{
            sF+="Top="+(parseInt(window.screenTop)+20)+"px,";                    
            sF+="Left="+(parseInt(window.screenLeft)+30)+"px,";
        }        
        sF+=" scrollbars=yes,"
        window.open(URL, "_blank", sF, false);
    
    }
}
</script>

contractlist.aspx中双击数据行,把数据行的值传回pay.aspx

  <script language="javascript" type="text/javascript">
    function doCheck(id)
    {    
        if(window.opener && window.opener.selectContract)
        {
            opener.selectContract(id);
            window.close();
        }        
    }
</script>

<asp:Repeater ID="Repeater1" runat="server" >
 <ItemTemplate>
<tr ondblclick="doCheck('<%# Eval("ID")%>')">
<td ><%# Eval("ID")%></td>
</tr>
</ItemTemplate>
</asp:Repeater>