function hidesolutions()
{
	if (document.getElementById) { // DOM3 = IE5, NS6
	    document.getElementById('solutions_a').style.backgroundImage = 'url("../images/bg_intro-solutions.jpg")';
		document.getElementById('fold').style.visibility = 'hidden';
		document.getElementById('arrow-solutions').style.visibility = 'hidden';				
	}
}

function showsolutions() 
{
	if (document.getElementById) { // DOM3 = IE5, NS6
	    document.getElementById('solutions_a').style.backgroundImage = 'url("../images/bg_intro-solutions_hover.jpg")';
	    document.getElementById('fold').style.visibility = 'visible';				
		document.getElementById('arrow-solutions').style.visibility = 'visible';
		hideinfo();
		hideservices();
						
	}
}

function hideinfo()
{
	if (document.getElementById) { // DOM3 = IE5, NS6
//	    document.getElementById('info_a').style.backgroundImage = 'url("../images/bg_intro-info.jpg")';
//	    document.getElementById('foldinfo').style.visibility = 'hidden';
//		document.getElementById('arrow-info').style.visibility = 'hidden';
	}
}

function showinfo() 
{
	if (document.getElementById) { // DOM3 = IE5, NS6
//	    document.getElementById('info_a').style.backgroundImage = 'url("../images/bg_intro-info_hover.jpg")';
//	    document.getElementById('foldinfo').style.visibility = 'visible';	    
//		document.getElementById('arrow-info').style.visibility = 'visible';
		hidesolutions();
		hideservices();
	}
}

function hideservices()
{
	if (document.getElementById) { // DOM3 = IE5, NS6
	    document.getElementById('services_a').style.backgroundImage = 'url("../images/bg_intro-services.jpg")';		
		document.getElementById('arrow-services').style.visibility = 'hidden';
	}
}

function showservices() 
{
	if (document.getElementById) { // DOM3 = IE5, NS6
	    document.getElementById('services_a').style.backgroundImage = 'url("../images/bg_intro-services_hover.jpg")';	    
		document.getElementById('arrow-services').style.visibility = 'visible';
		hidesolutions();
		hideinfo();		
	}
}