function abrirdiv1(){

	if(document.getElementById('design_menu').style.display=="none"){

		document.getElementById('design_menu').style.display="";
		document.getElementById('photo_menu').style.display="none";
		document.getElementById('contact_menu').style.display="none";
	}
	
	else {
		
		document.getElementById('design_menu').style.display="none";
	}


}	

function abrirdiv2(){


	if(document.getElementById('photo_menu').style.display=="none"){

		document.getElementById('photo_menu').style.display="";
		document.getElementById('design_menu').style.display="none";
		document.getElementById('contact_menu').style.display="none";
	}
	
	else{
		
		document.getElementById('photo_menu').style.display="none";
	}

}


function abrirdiv3(){


	if(document.getElementById('contact_menu').style.display=="none"){

		document.getElementById('contact_menu').style.display="";
		document.getElementById('photo_menu').style.display="none";
		document.getElementById('design_menu').style.display="none";
	}
	
	else{
		
		document.getElementById('contact_menu').style.display="none";
	}

}