function click_menu (element_cl){

		document.getElementById("droplinetabs1").style.display="none";
		document.getElementById("droplinetabs1").style.visibility="hidden" ; 
		document.getElementById("droplinetabs2").style.display="none";
		document.getElementById("droplinetabs2").style.visibility="hidden" ; 
	//	document.getElementById("droplinetabs3").style.display="none";
	//	document.getElementById("droplinetabs3").style.visibility="hidden" ; 	
		
		document.getElementById(element_cl).style.display="block";
		document.getElementById(element_cl).style.visibility="visible" ; 


		colod_bak = "#FCC81C"; 
		if (element_cl=="droplinetabs1")
		{
		colod_bak = "#02A4E5"; 
		}
		
		document.getElementById("droplinetabs1_lien" ).style.border="0px";
		document.getElementById("droplinetabs2_lien" ).style.border="0px";
//		document.getElementById("droplinetabs3_lien" ).style.border="0px";
		document.getElementById(element_cl + "_lien" ).style.border="1px solid "+colod_bak;
		
	}


	box_ouvert_acceder_compt = 0 ; 
	function click_acceder_compte(){
		if (box_ouvert_acceder_compt==0)
		{
			Effect.BlindDown('header_connect_box', { duration: 0.3 });
			box_ouvert_acceder_compt = 1; 
			 
			
		}else{
			Effect.BlindUp('header_connect_box', { duration: 0.3 });  
			box_ouvert_acceder_compt = 0; 
		 
		}
	}

	function chagement_qty(signe){
		if (signe=="moin")
		{
		 
			if( parseInt(document.getElementById('qty').value)>1 ){
				document.getElementById('qty').value = parseInt(document.getElementById('qty').value)-1
			}
		}
		if (signe=="plus")
		{
		 
			if( parseInt(document.getElementById('qty').value)<12 ){
				document.getElementById('qty').value = parseInt(document.getElementById('qty').value)+1
			}
		}
	
	}