function showHide(theid,path)
{
	//alert(theid);
	if(theid=='div_presentation')
	{
		if(document.getElementById("div_presentation").style.display=='none')
		{
		document.getElementById("div_presentation").style.display='block';
		document.getElementById("div_activities").style.display='none';
		
		document.getElementById("image_presentation").src=path+"images/menu/en/presentation-on.gif";
		document.getElementById("image_activities").src=path+"images/menu/en/activities-off.gif";
		}
		
	}
	
	else if(theid=='div_activities')
	{
		if(document.getElementById("div_activities").style.display=='none')
		{
		document.getElementById("div_presentation").style.display='none';
		document.getElementById("div_activities").style.display='block';
				
		document.getElementById("image_presentation").src=path+"images/menu/en/presentation-off.gif";
		document.getElementById("image_activities").src=path+"images/menu/en/activities-on.gif";
		}
		
	}
	
}


//--------------------------------------------------------
function open_suitable_div(suitabl_div,path)
{
	document.getElementById(suitabl_div).style.display='block';
	
	if(suitabl_div=='div_presentation')
	{
	document.getElementById("image_presentation").src=path+"images/menu/en/presentation-on.gif";	
	}
	
	else if(suitabl_div=='div_activities')
	{
	document.getElementById("image_activities").src=path+"images/menu/en/activities-on.gif";	
	}
	
}