function MM_preloadImages() { //v3.0
				  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
					var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
					if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
				}

				function changeMenu(section,id){
				
					var tmp='#'+id;
					var tmp2='#info_'+section;
					
					$('#Calibration_link').css({background:'url(images/new_design_home/BGm_1-0.png)'});
					$('#Meter_link').css({background:'url(images/new_design_home/BGm_2-0.png)'});
					$('#Mixer_link').css({background:'url(images/new_design_home/BGm_3-0.png)'});
					$('#Services_link').css({background:'url(images/new_design_home/BGm_4-0.png)'});
					
					for(var i=0; i<=4;i++){ 
						var tmp3='#info_'+i;
						$(tmp3).css({display:'none'});
					}
					
					if(section==1)$('#PolyLogo').attr('src','images/new_design_home/polycontrols_logo_home.png');
					if(section==2)$('#PolyLogo').attr('src','images/new_design_home/polycontrols_logo_home_rouge.png');
					if(section==3)$('#PolyLogo').attr('src','images/new_design_home/polycontrols_logo_home_vert.png');
					if(section==4)$('#PolyLogo').attr('src','images/new_design_home/polycontrols_logo_home_orange.png');
					
					
					$(tmp2).css({display:'block'});
					$('#info_zone').css({background:'url(images/new_design_home/BG_'+section+'.png)'});
					
					if(section!='0'){
						$(tmp).css({background:'url(images/new_design_home/BGm_'+section+'-1.png)'});	
						changeIMG(section);
					}
					else {
						$('#ApercuPolycontrol').attr('src','images/new_design_home/polycontrol_0.jpg');
						$('#PolyLogo').attr('src','images/new_design_home/polycontrols_logo_home.png');
					}
				
			
				}
				
				function changeIMG(nb){
					var newsrc ="images/new_design_home/polycontrol_"+nb+".jpg";
					$('#ImgSection').css({background:'url('+document.getElementById('ApercuPolycontrol').src+')'});
					$('#ApercuPolycontrol').attr('src',newsrc);
					document.getElementById('ApercuPolycontrol').style.display = "none";
					$('#ApercuPolycontrol').fadeIn(250);
				}
				
				window.onresize=function(){
					logoPlace() 
				}
				function logoPlace(){
					var newwidth=document.getElementById('PolyLogo').offsetLeft;
					$('#leftSideLogo').css({width:newwidth});
				}