problema com switch case

[NS-5 Without the 3 Law 0]

<script language="javascript" type="text/javascript">

var mywindow;

function setnull()
{
if (mywindow != null)
	{
		if(mywindow.closed  == true)
			{
				mywindow=null;

			}
	}

}

function openw()
{
      
    var element = document.getElementById("hdServerHour").value;
    hour_txt = parseInt(element);
    contryName = '<%=me.CountryName %>'
    //hour_txt = 10;
    // Here is the If that validate hour
    switch (contryName) {
    case "GC AMS" : 
           if (hour_txt >= 12 && hour_txt <= 21)
        {
            if ( mywindow ==null )
	        {
		         mywindow=window.open('http://usmesa0050/WebAPISamples761/CondorChat/HtmlChatFrameSet.jsp?username=<%=Me.data.FirstName %>&lastname=<%=Me.data.LastName %>&email=<%=Me.data.Email %>&subject=<%=me.subject%>&language1=<%=me.language %>&display1=<%=me.CountryName %>','mywindow','menubar=0,resizable=0,left=420,top=200,width=394,height=505,scrollbars=0');
		         window.close()
	        }
        }
         else if ( mywindow ==null )
	    {
		     mywindow=window.open('http://usmesa0050/WebAPISamples761/CondorChat/HtmlChatFrameSet.jsp?username=<%=Me.data.FirstName %>&lastname=<%=Me.data.LastName %>&email=<%=Me.data.Email %>&subject=<%=me.subject%>&language1=<%=me.language %>&display1=<%=me.CountryName %>','mywindow','menubar=0,resizable=0,left=420,top=200,width=394,height=505,scrollbars=0');
		     window.close()
	    }
        else
        {
            //window.location="//Chat/Unavailable.apsx";
            alert('The Chat session is only available from 11h to 21h GMT!'); 
        }
   
    break;
 case "AUSTRAL": 
    if (hour_txt >= 2 && hour_txt <= 21)
        {
            if ( mywindow ==null )
	        {
		         mywindow=window.open('http://usmesa0050/WebAPISamples761/CondorChat/HtmlChatFrameSet.jsp?username=<%=Me.data.FirstName %>&lastname=<%=Me.data.LastName %>&email=<%=Me.data.Email %>&subject=<%=me.subject%>&language1=<%=me.language %>&display1=<%=me.CountryName %>','mywindow','menubar=0,resizable=0,left=420,top=200,width=394,height=505,scrollbars=0');
		         window.close()
	        }
        }
         else if ( mywindow ==null )
	    {
		     mywindow=window.open('http://usmesa0050/WebAPISamples761/CondorChat/HtmlChatFrameSet.jsp?username=<%=Me.data.FirstName %>&lastname=<%=Me.data.LastName %>&email=<%=Me.data.Email %>&subject=<%=me.subject%>&language1=<%=me.language %>&display1=<%=me.CountryName %>','mywindow','menubar=0,resizable=0,left=420,top=200,width=394,height=505,scrollbars=0');
		     window.close()
	    }
        else
        {
            //window.location="//Chat/Unavailable.apsx";
            alert('The Chat session is only available from 11h to 21h GMT!'); 
        }
   
    break;
}
}
</script>

Alguem tem idéia de por que não funciona.

Bem..

Funcionar funciona.

mas ele num trava quando passa do horario.. .

ele executa mesmo assim.

mesmo quando passa e quando é antes do horario.

[brcontainer 16]

Tem como por um link para vermos a aplicação assim fica mais facil indentificarmos o problema amigo.

 

Atenciosamente SilverfoX