function increaseTextSize()
{
    var asheet = getActiveStyleSheet();
    if (asheet == "two")
    {
        setActiveStyleSheet("three");
    }
    else if (asheet == "three")
    {
        setActiveStyleSheet("four");
    }
    else if (asheet == "four")
    {
        setActiveStyleSheet("five");
    }
    else if (asheet == "five")
    {
        setActiveStyleSheet("six");
    }
    else if (asheet == "six")
    {
        setActiveStyleSheet("seven");
    }
    else
    {
        setActiveStyleSheet("eight");
    }
}

function decreaseTextSize()
{
    var bsheet = getActiveStyleSheet();
    if (bsheet == "eight")
    {
        setActiveStyleSheet("seven");
    }
    else if (bsheet == "seven")
    {
        setActiveStyleSheet("six");
    }
    else if (bsheet == "six")
    {
        setActiveStyleSheet("five");
    }
    else if (bsheet == "five")
    {
        setActiveStyleSheet("four");
    }
    else if (bsheet == "four")
    {
        setActiveStyleSheet("three");
    }
    else
    {
        setActiveStyleSheet("two");
    }
}

function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);


function navHelper(text)
{
    document.getElementById("ctl00_Header_icons1_lbl_navHelp").innerHTML = text;
}

function toggleDisplay(id)
{
    var sb = document.getElementById(id);
    if (sb.style.display == "block")
    {
        sb.style.display = "none";
    }
    else
    {
        sb.style.display = "block";
    }
}

function toggleLoginPane()
{
    var sb = document.getElementById("login_pane");
    if (sb.style.display == "none")
    {
        document.getElementById("searchBox").style.display = "none";
        expandLoginPane();
        document.getElementById("ctl00_tb_username").focus();  
    }
    else
    {
        minimizeLoginPane();
    }
}

function toggleSearch()
{
    var sb = document.getElementById("searchBox");
    if (sb.style.display == "none")
    {
        document.getElementById("login_pane").style.display = "none";
        expandSearch();        
    }
    else
    {
        minimizeSearch();
    }
}

function expandSearch() 
{
    minimizeLoginPane();
    document.getElementById("searchBox").style.display = "block";
    document.getElementById("searchBox").style.height = searchHeight + 'px';
    if( searchHeight > 50 )
    {
        document.getElementById("searchBox").style.height = 50 + 'px';
        clearTimeout(t);
        return;
    }
    searchHeight += 10;
    t = setTimeout('expandSearch()',2);
}

function minimizeSearch() 
{
    
    document.getElementById("searchBox").style.height = searchHeight + 'px';
    if( searchHeight < 1 )
    {
        document.getElementById("searchBox").style.display = "none";
        document.getElementById("searchBox").style.height = 0 + 'px';
        clearTimeout(t);
        return;
    }
    searchHeight -= 10;
    t = setTimeout('minimizeSearch()',2);
}

function expandLoginPane() 
{
    minimizeSearch();
    document.getElementById("login_pane").style.display = "block";
    document.getElementById("login_pane").style.height = loginHeight + 'px';
    if( loginHeight > 50 )
    {
        document.getElementById("login_pane").style.height = 50 + 'px';
        clearTimeout(u);
        return;
    }
    loginHeight += 10;
    u = setTimeout('expandLoginPane()',2);

}
function minimizeLoginPane() 
{
    
    document.getElementById("login_pane").style.height = loginHeight + 'px';
    if( loginHeight < 1 )
    {
        document.getElementById("login_pane").style.display = "none";
        document.getElementById("login_pane").style.height = 0 + 'px';
        clearTimeout(u);
        return;
    }
    loginHeight -= 10;
    u = setTimeout('minimizeLoginPane()',2);
}
function setImage(id, imageName)
{
    document.getElementById(id).style.backgroundImage = "url('../images/" + imageName + "')";
}
function popUpStrict(URL, width, height, scroll)
{
    window.open(URL,'alaron_win','toolbar=no,scrollbars=' + scroll + ',location=no,statusbar=no,menubar=no,resizable=yes,width=' + width + ',height=' + height);
}
function columnWidths()
{
    /*var myLeft = document.getElementById("left").offsetWidth;
    var myRight = document.getElementById("right").offsetWidth;
    var myMiddle = document.getElementById("middleContent").offsetWidth;
    myMiddle = 747 - myLeft - myRight;
    
    // If a blog page, subtract 1 pixel from myMiddle for Netscape/Firefox
    var blogdiv = document.getElementById("ctl00_ContentPlaceHolderCenter_Blog_content1_pnl_blog_content");
    if (blogdiv != null)
    {
        document.getElementById("left").style.marginRight = "0px";
        myMiddle = myMiddle + 3;
        if (navigator.appName == "Netscape")
        {
            myMiddle--;
        }     
    }
    
    // If Bloomberg page
    var rssdiv = document.getElementById("ctl00_ContentPlaceHolderCenter_pnl_rss");
    if (rssdiv != null)
    {
        //myMiddle = myMiddle - 22;
    }
    
    document.getElementById("middleContent").style.width = myMiddle + "px";
*/
}
function alphaNumeric(input)
{
    var valid = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890 ";
    var temp = "";
    for (i=0; i<input.length; i++)
    {
        if (valid.indexOf(input.charAt(i)) > -1)
        {
            temp = temp + input.charAt(i);
        }
    }
    return temp;
}
function numbers(input)
{
    var valid = "1234567890.-";
    var temp = "";
    for (i=0; i<input.length; i++)
    {
        if (valid.indexOf(input.charAt(i)) > -1)
        {
            temp = temp + input.charAt(i);
        }
    }
    return temp;
}
function liveChat()
{
    window.open('http://server.iad.liveperson.net/hc/22668425/?cmd=file&amp;file=visitorWantsToChat&amp;site=22668425&amp;imageUrl=http://www.alaron.com/live_help&amp;referrer='+escape(document.location),'chat22668425','width=472,height=320');
}
function clearTextBox(box)
{
    box.value = "";
}
function enableLogin()
{
    var button = document.getElementById("ctl00_uc_login_ImageButton1");
    if (button != null)
    {
        button.disabled = false;
    }
}
/*function openLocator()
{
    var zip;
    zip = document.getElementById('zipcode').value;
    popUpStrict('contact_us_locator.aspx?template=blank&zip='+zip,'500', '500', 'no');
}
function checkEnter(e)
{ //e is event object passed from function invocation
    var characterCode;// literal character code will be stored in this variable

    if(e && e.which)
    { //if which property of event object is supported (NN4)
        characterCode = e.which; //character code is contained in NN4's which property
    }
    else
    {
        characterCode = e.keyCode; //character code is contained in IE's keyCode property
    }
    if(characterCode == 13)
    { //if generated character code is equal to ascii 13 (if enter key)
        //document.getElementById('go').onclick();
    return false;
    }
}*/

/*function loadGmap(lat,lon,info) {
      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map"));
		map.addControl(new GSmallMapControl());
		map.addControl(new GMapTypeControl());

        map.setCenter(new GLatLng(lat,lon), 14);
		map.openInfoWindowHtml(map.getCenter(),info);
        var point = new GLatLng(lat, lon);
		map.addOverlay(new GMarker(point));

	  }*/
function loadGmap(lat,lon,info) {
      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map"));
		map.addControl(new GSmallMapControl());
		map.addControl(new GMapTypeControl());

        map.setCenter(new GLatLng(lat,lon), 14);
        
        var DIRECTION_CONTENT =
		   '<form action="http://maps.google.com/maps" method="get" target="_blank">' +
		   '<b>Get Directions to Alaron</b><br />' +
		   '<span class="descriptor">Start address:</span><br />' +
		   '<input type="text" SIZE=40 MAXLENGTH=40 name="saddr" id="saddr" value="Street, City, State, Zip" class=descriptor' +
		   '  onFocus="this.value=\'\';" /><br>' +
           '<INPUT value="Get Directions" TYPE="SUBMIT" class=descriptor>' +
           '<input type="hidden" name="daddr" value="' + info + '"/></form>';//822 W Washington Blvd, Chicago, IL 60607"/></form>';
        
        		// Our info window content
		var infoTabs = [
		  new GInfoWindowTab("Directions", DIRECTION_CONTENT)
		];
		
		// Place a marker in the center of the map and open the info window
		// automatically
		var marker = new GMarker(map.getCenter());
		GEvent.addListener(marker, "click", function() {
		  marker.openInfoWindowTabsHtml(infoTabs);
		});
		map.addOverlay(marker);
		marker.openInfoWindowTabsHtml(infoTabs);

        
        

	  }
    }
    ///////////////rollover effect stolen from dreamweaver
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
////////////end of rollover

function showTodaysSeminars()
{
    document.getElementById("tmrw").style.display = "none";
    document.getElementById("today").style.display = "block";
    document.getElementById("month").style.display = "none";
    document.getElementById("todayslink").style.fontWeight='bold';
    document.getElementById("tmrwslink").style.fontWeight='normal';
    document.getElementById("monthlylink").style.fontWeight='normal';
}
function showTmrwsSeminars()
{
    document.getElementById("tmrw").style.display = "block";
    document.getElementById("today").style.display = "none";
    document.getElementById("month").style.display = "none";
    document.getElementById("todayslink").style.fontWeight='normal';
    document.getElementById("tmrwslink").style.fontWeight='bold';
    document.getElementById("monthlylink").style.fontWeight='normal';
}

function showMonthlySeminars()
{
    document.getElementById("tmrw").style.display = "none";
    document.getElementById("today").style.display = "none";
    document.getElementById("month").style.display = "block";
    document.getElementById("todayslink").style.fontWeight='normal';
    document.getElementById("tmrwslink").style.fontWeight='normal';
    document.getElementById("monthlylink").style.fontWeight='bold';
    
}

function changepic(img_name,img_src)
{
    document[img_name].src=img_src;
}