//to resize the iframe depending on the content
function resizeFrame(addHeight, elementName)
{
    try
    {
        var frameHeight = 0;
        if(navigator.userAgent.indexOf("MSIE ")>-1)
        {
            frameHeight = document.getElementById("iframeCalendar").contentWindow.document.getElementById(elementName).offsetHeight;
        }
        else
        {
            frameHeight = top.frames.iframeCalendar.document.getElementById(elementName).offsetHeight;
        }
        document.getElementById("iframeCalendar").style.height=frameHeight+addHeight+'px';
    }
    catch (e)
    {
        
    }
}
 

function setTextVersion()
{
    try
    {
        cValue = getCookie("version");
        if(cValue == "" || cValue == "normal")
        {
            document.getElementById("normal").disabled = true;
            document.getElementById("text").disabled = false;
            setCookie("version","text",1);
        }
        else
        {
            document.getElementById("normal").disabled = false;
            document.getElementById("text").disabled = true;
            setCookie("version","normal",1);
        }
    }
    catch(e)
    {

    }
}

function isTextVersion()
{
    try
    {
        cValue = getCookie("version");
        if(cValue == "text")
        {
            document.getElementById("normal").disabled = true;
            document.getElementById("text").disabled = false;            
        }
    }
    catch(e)
    {
    }    
}


function getCookie(c_name)
{
    if (document.cookie.length>0)
    {
        c_start=document.cookie.indexOf(c_name + "=");
        if (c_start!=-1)
        { 
            c_start=c_start + c_name.length+1; 
            c_end=document.cookie.indexOf(";",c_start);
            if (c_end==-1)
            {
                c_end=document.cookie.length;
            }
            return unescape(document.cookie.substring(c_start,c_end));
        } 
    }
    return "";
}

function setCookie(c_name,value,expiredays)
{
    var exdate=new Date();
    exdate.setDate(exdate.getDate()+expiredays);
    document.cookie=c_name+ "=" +escape(value)+
    ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}