/* left side */
function change_l_Class(elem){
	var currTabElem = document.getElementById(elem);
		currTabElem.setAttribute("class", "element_menu_hover_sx"); 
		currTabElem.setAttribute("className", "element_menu_hover_sx");

	return; 
}
/* end left side */

/* right side */
function change_r_Class(elem){
	var currTabElem = document.getElementById(elem);
		currTabElem.setAttribute("class", "element_menu_hover_dx"); 
		currTabElem.setAttribute("className", "element_menu_hover_dx");

	return; 
}
/* end right side */

/* middle side */
function change_m_Class(elem){
	var currTabElem = document.getElementById(elem);
		currTabElem.setAttribute("class", "element_menu_hover_middle"); 
		currTabElem.setAttribute("className", "element_menu_hover_middle");

	return; 
}
/* end middle side */

function clear_m_Class(elem){
	var currTabElem = document.getElementById(elem);
		currTabElem.setAttribute("class", "element_menu_middle"); 
		currTabElem.setAttribute("className", "element_menu_middle");

	return; 
}

function clear_r_Class(elem){
	var currTabElem = document.getElementById(elem);
		currTabElem.setAttribute("class", "element_menu_dx"); 
		currTabElem.setAttribute("className", "element_menu_dx");

	return; 
}
function clear_l_Class(elem){
	var currTabElem = document.getElementById(elem);
		currTabElem.setAttribute("class", "element_menu_sx"); 
		currTabElem.setAttribute("className", "element_menu_sx");

	return; 
}
function change_Class(elem){
	var currTabElem = document.getElementById(elem);
		currTabElem.setAttribute("class", "linkalsito_hover"); 
		currTabElem.setAttribute("className", "linkalsito_hover");

	return; 
}
function clear_Class(elem){
	var currTabElem = document.getElementById(elem);
		currTabElem.setAttribute("class", "linkalsito"); 
		currTabElem.setAttribute("className", "linkalsito");

	return; 
}