/* Adjust Frame height */
function auto_height(scroll_top)
{
	var height = document.body.offsetHeight;
	if(document.all && !window.opera)
	{
		height = document.body.scrollHeight;
	}
	window.parent.set_frame_height(height, scroll_top);
	//window.scrollTo(0, scroll_top);
}

function show_menu()
{
	if (document.getElementById("sub-menu") != null)
	{
		document.getElementById('button-menu').src='img/button_menu_act.png';
		document.getElementById('sub-menu').style.display='block';
		document.getElementById('title-career').style.color='#ffaa00';
	}
}

function hide_menu()
{
	if (document.getElementById("sub-menu") != null)
	{
		document.getElementById('button-menu').src='img/button_menu.png';
		document.getElementById('sub-menu').style.display='none';
		document.getElementById('title-career').style.color='#ffffff';
	}
}