function development_rollover(e){
    document.getElementById("developments_dropdown").style.display = "block";
    document.getElementById("news_dropdown").style.display = "none";
    document.getElementById("company_dropdown").style.display = "none";
    document.getElementById("toolbox").style.display = "none";
}

function development_mouse_out(e){
    document.getElementById("developments_dropdown").style.display = "none";



}

function company_rollover(e){
    document.getElementById("company_dropdown").style.display = "block";
    document.getElementById("news_dropdown").style.display = "none";
    document.getElementById("developments_dropdown").style.display = "none";
    document.getElementById("toolbox").style.display = "none";
}

function company_mouse_out(e){
    document.getElementById("company_dropdown").style.display = "none";

}

function toolbox_rollover(e){
    document.getElementById("toolbox").style.display = "block";
    document.getElementById("news_dropdown").style.display = "none";
    document.getElementById("developments_dropdown").style.display = "none";
    document.getElementById("company_dropdown").style.display = "none";
}

function toolbox_mouse_out(e){
    document.getElementById("toolbox").style.display = "none";

}



function news_rollover(e){
    document.getElementById("news_dropdown").style.display = "block";
    document.getElementById("company_dropdown").style.display = "none";
    document.getElementById("developments_dropdown").style.display = "none";
    document.getElementById("toolbox").style.display = "none";
}

function news_mouse_out(e){
    document.getElementById("news_dropdown").style.display = "none";

}




function isMouseLeaveOrEnter(e, handler)
{		
	var reltg = e.relatedTarget ? e.relatedTarget : e.type == 'mouseout' ? e.toElement : e.fromElement;
	while (reltg && reltg != handler) reltg = reltg.parentNode;
	return (reltg != handler);
}