function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}


function makeTabVisible(tabId)
{
	var newHeight = 0;
	var minHeight = 140;

    var tabsContent = document.getElementById('tabsContent');

    for (i = 0; i < tabsContent.childNodes.length; i++) {
        
        if (tabsContent.childNodes[i].nodeName == 'DIV' || tabsContent.childNodes[i].nodeName == 'IFRAME') {
            if (tabsContent.childNodes[i].getAttribute("id") != tabId) {
				tabsContent.childNodes[i].className = "hidden";
            } else {
				tabsContent.childNodes[i].className = "";
				
				newHeight = (tabsContent.childNodes[i].offsetHeight + 30);
				if (newHeight < minHeight) {
					newHeight = minHeight;
				}
				tabsContent.style.height = (newHeight - 20) + "px";
            }
            
        }
    }
    
    tabsBox = document.getElementById('productTabs');
    allTabs = tabsBox.getElementsByTagName('a');
    
    for (i = 0; i < allTabs.length; i++) {
    
    	if (allTabs[i].className == "hidden") {
    		continue;
		}
		        
        if (allTabs[i].getAttribute("href").indexOf(tabId) != -1) {
            allTabs[i].className = "active";
        } else {
            allTabs[i].className = "";
        }
    }
     
    setSearchToolPosition();   
}

function setSearchToolPosition(in_modifier)
{
	var searchToolBox, sidebarPositioner, sidebar, sidebarContent, sidebarHeight;
	var contentBox, tabsBox, contentHeight;
	
	sidebarPositioner = document.getElementById('sidebarPositioner');

	searchToolBox  = document.getElementById('searchToolContainer');
	sidebar		   = document.getElementById('sidebar');
	sidebarContent = document.getElementById('sidebarContent');
	sidebarHeight  = sidebarContent.offsetHeight + searchToolBox.offsetHeight + 0;

	contentBox     = document.getElementById('content');
	tabsBox        = document.getElementById('tabsContent');

	contentHeight  = contentBox.offsetHeight;
	if (tabsBox) {
		contentHeight = contentBox.firstChild.offsetHeight + tabsBox.offsetHeight + 40;
	}
	
	minHeight = 475;
	if (contentHeight > sidebarHeight) {
		newHeight = (contentHeight) > minHeight ? contentHeight : minHeight;
		sidebarPositioner.style.height = (newHeight) + "px";
	} else {
		newHeight = (sidebarHeight > minHeight) ? sidebarHeight : minHeight;
		sidebarPositioner.style.height = (newHeight) + "px";
	}
	
	sidebar.style.height		   = (sidebarPositioner.offsetHeight) + "px";

	searchToolBox.style.visibility = "visible";
}

addLoadEvent(function() {

	var modifier, contentPanel, tabsContainer, minHeight;
	
	minHeight = 360;
	modifier = 0;
    contentPanel  = document.getElementById('content');
    tabsContainer = document.getElementById('tabsContainer');
    
    if (!tabsContainer) {
    	minHeight = 475;
    }
    
    if (contentPanel.offsetHeight < minHeight) {
        contentPanel.style.height = minHeight + "px";
    }
    
	setSearchToolPosition(modifier);
	
	
});


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];}
}

function qsf(obj, defaultValue)
{
	obj.value = obj.value == defaultValue ? '' : obj.value;
}

function qsb(obj, defaultValue)
{
	obj.value = obj.value == '' ? defaultValue : obj.value;
}