//Rollover 

function roll_over(img_name, img_src)
   {
   document[img_name].src = img_src;
   }


//Popup

function pop(path, wname, width, height, scroll) {
   if (scroll == 1) { scroll = "no"; } else { scroll = "yes"; }
   window.open(path, wname, "width="+width+",height="+height+",scrollbars="+scroll);
}


//Scroll_top

function scroll_top()	{
	for(var y = 800 ; y > 0 ; y -= 5)	{
		window.scroll(0,y)
	}
}


function Change(nam,num){
document.images[nam].src=Img[num].src;
}

//Expandable menu


menu_status = new Array(); 

function showHide(theid){
    if (document.getElementById) {
    var switch_id = document.getElementById(theid);

        if(menu_status[theid] != 'show') {
           switch_id.className = 'show';
           menu_status[theid] = 'show';
        }else{
           switch_id.className = 'hide';
           menu_status[theid] = 'hide';
        }
    }
}