//if browser back button is pressed load next page in history
//immintation of browser forward button click
function tryForward()
{
	try
	{
		window.history.forward();
	}
	catch(e){}
}

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

addLoadEvent(tryForward);