var jpg = 1;
var gif = 9;
var f = false;
var b = new Array;
var c = new Array;

function prel(){
	/*for(i=1;i<=jpg;i++)
	{
		str = 'buttons/but' + i + '_o.gif';
		b[i-1] = new Image();
		b[i-1].src = str;
	}
	for(i=1;i<=gif;i++)
	{
		str = 'buttons/b' + i + '_o.jpg';
		c[i-1] = new Image();
		c[i-1].src = str;
	}*/
	menu = 'images/bg_menu_o.gif';
	c[0] = new Image();
	c[0].src = menu;
}

function on(im){document.images[im].src="buttons/"+im+"_o.gif";}

function off(im){document.images[im].src = "buttons/"+im+".gif";}

function on_jpg(im, id2){
	if (id2)
		if (document.getElementById(id2).style.display != 'block')
			{document.images[im].src="buttons/"+im+"_o.jpg";}
		else {}
	else
	document.images[im].src="buttons/"+im+"_o.jpg";

}

function off_jpg(im, id2){
	if (id2)
		if (document.getElementById(id2).style.display != 'block')
		{document.images[im].src="buttons/"+im+".jpg";}
		else {}
	else
	document.images[im].src = "buttons/"+im+".jpg";
}