how to do it to maximize and minize the i frame

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hi ,
this is my code
<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
<script type="text/javascript">
$('#dispframe').click(function ()
{
$('#iFrameWin').toggle();
$('#Button3').text="-"

});
<iframe
id="I1" frameborder="0" vspace="0" hspace="0"
marginwidth="0" marginheight="0"
scrolling="yes" src="AssignToCompany.aspx" name="I1"
style="width: 672px; height: 210px">

</iframe>

<asp:Button ID="dispframe" runat="server" Text="Button" Width="108px" />

it toggles perfectly but what i need is when the frame is expanded i need the - thing to be displayed and when the frame is compressed i need the + to be displayed how to i do it .

Posted 21-Feb-12 0:15am

ashok_89

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beevif · Answer 1 · 2012-02-21T01:58:00

hope this helps you.

<style type="text/css"> 
.buttonCollapse 
{ 
        
        text-align: center; 
        border: 2px solid #007CB9; 
        height: 15pt; 
        vertical-align: middle; 
        cursor: pointer; 
        cursor: hand; 
        

}</style> 
    <script type="text/jscript"> 
    function showHideDiv() 
    { 
    
        var divstyle = new String(); 
        divstyle = document.getElementById("dvDisplay").style.display; 
        if(divstyle.toLowerCase()=="block" || divstyle == "") 
        { 
           
            document.getElementById("dvDisplay").style.display = 'none'; 
             document.getElementById("btnDisplay").value = '+'; 
    
        } 
        else 
        { 
          
            document.getElementById("dvDisplay").style.display = 'block'; 
              document.getElementById("btnDisplay").value = '-'; 
        } 
        
    } 
    </script> 

 
<body> 
    <form id="form1"  runat="server"> 
    <div> 
         <input id="btnDisplay"  runat="server" type="button" class="buttonCollapse"  önclick="showHideDiv()">
                        value="-" /> 
                    
                <div id="dvDisplay"  runat="server" style="border-color:Black; background-color:Gray;"> 
                
                Content of the division....... 
                  </div> 
    </input></div> 
    </form> 
</body>