var d=document;
	var main_menu_array=new Array();
	
	function main_init(){
		setPosH1();
		loadMenu();
	}
	
	function setPosH1 (){
		var coord=absPosition(d.getElementById('div_pos_h1'));
		var div=d.getElementById('div_h1_index');
		div.style.top=coord.y+'px';
		div.style.left=coord.x+'px';
	}
	
	function absPosition(obj) { 
      var x = y = 0; 
      while(obj) { 
            x += obj.offsetLeft; 
            y += obj.offsetTop; 
            obj = obj.offsetParent; 
      } 
      return {x:x, y:y}; 
} 

	
	function loadMenu(){
		for  (i=1;i<6;i++){
			var img=new Image();
			var img2=new Image();
			img.src='/images/menu-'+i+'-active.jpg';
			img2.src='/images/menu-'+i+'.jpg';
			main_menu_array[i]=Array();
			main_menu_array[i]['active']=img.src;
			main_menu_array[i]['unactive']=img2.src;
		}
	}
	
	function setMenuOver(id){
		d.getElementById('main_menu_item_'+id).src=main_menu_array[id]['active'];
	}
	
	function setMenuOut(id){
		d.getElementById('main_menu_item_'+id).src=main_menu_array[id]['unactive'];		
	}