/**************************************************************************
  * Based on Marius Smarandoiu & Armand Niculescu's getting URL idea                        *
 * Thanks                                                                       *
 * - works in IE6, Firefox and Opera                                      *
 **************************************************************************/

function mouseAction(img_no, akcja) {
  // wykonaj, gdy akcja = 'on'
    if (akcja=='on') {
	switch(img_no) {
		case 2:	document.b2.src = arr_b2[2]; break;
		case 3:	document.b3.src = arr_b3[2]; break;
		case 4:	document.b4.src = arr_b4[2]; break;
		case 5:	document.b5.src = arr_b5[2]; break;
		case 6:	document.b6.src = arr_b6[2]; break;
		case 7:	document.b7.src = arr_b7[2]; break;
		case 8:	document.b8.src = arr_b8[2]; break;
		case 9:	document.b9.src = arr_b9[2]; break;
		}
    }
    // wykonaj, gdy akcja = 'out'
    else if (akcja=='out') {
      switch(img_no) {
		case 2:	document.b2.src = arr_b2[1]; break;
		case 3:	document.b3.src = arr_b3[1]; break;
		case 4:	document.b4.src = arr_b4[1]; break;
		case 5:	document.b5.src = arr_b5[1]; break;
		case 6:	document.b6.src = arr_b6[1]; break;
		case 7:	document.b7.src = arr_b7[1]; break;
		case 8:	document.b8.src = arr_b8[1]; break;
		case 9:	document.b9.src = arr_b9[1]; break;
		}
    }
  }
  
arr_b2 = new Array();
arr_b3 = new Array();
arr_b4 = new Array();
arr_b5 = new Array();
arr_b6 = new Array();
arr_b7 = new Array();
arr_b8 = new Array();
arr_b9 = new Array();

arr_b2p = new Array();
arr_b3p = new Array();
arr_b4p = new Array();
arr_b5p = new Array();
arr_b6p = new Array();
arr_b7p = new Array();
arr_b8p = new Array();
arr_b9p = new Array();

function preload() {

arr_b2p[1]=new Image(); arr_b2p[1].src='../images/2un.jpg';
arr_b2p[2]=new Image(); arr_b2p[2].src='../images/2act.jpg';
arr_b2p[3]=new Image(); arr_b2p[3].src='../images/2chosen.jpg';

arr_b3p[1]=new Image(); arr_b3p[1].src='../images/3un.jpg';
arr_b3p[2]=new Image(); arr_b3p[2].src='../images/3act.jpg';
arr_b3p[3]=new Image(); arr_b3p[3].src='../images/3chosen.jpg';

arr_b4p[1]=new Image(); arr_b4p[1].src='../images/4un.jpg';
arr_b4p[2]=new Image(); arr_b4p[2].src='../images/4act.jpg';
arr_b4p[3]=new Image(); arr_b4p[3].src='../images/4chosen.jpg';

arr_b5p[1]=new Image(); arr_b5p[1].src='../images/5un.jpg';
arr_b5p[2]=new Image(); arr_b5p[2].src='../images/5act.jpg';
arr_b5p[3]=new Image(); arr_b5p[3].src='../images/5chosen.jpg';

arr_b6p[1]=new Image(); arr_b6p[1].src='../images/6un.jpg';
arr_b6p[2]=new Image(); arr_b6p[2].src='../images/6act.jpg';
arr_b6p[3]=new Image(); arr_b6p[3].src='../images/6chosen.jpg';

arr_b7p[1]=new Image(); arr_b7p[1].src='../images/7un.jpg';
arr_b7p[2]=new Image(); arr_b7p[2].src='../images/7act.jpg';
arr_b7p[3]=new Image(); arr_b7p[3].src='../images/7chosen.jpg';

arr_b8p[1]=new Image(); arr_b8p[1].src='../images/8un.jpg';
arr_b8p[2]=new Image(); arr_b8p[2].src='../images/8act.jpg';
arr_b8p[3]=new Image(); arr_b8p[3].src='../images/8chosen.jpg';

arr_b9p[1]=new Image(); arr_b9p[1].src='../images/9un.jpg';
arr_b9p[2]=new Image(); arr_b9p[2].src='../images/9act.jpg';
arr_b9p[3]=new Image(); arr_b9p[3].src='../images/9chosen.jpg';
}

 
function extractPageName(hrefString)
{
	var arr = hrefString.split('.');
	arr = arr[arr.length-2].split('/');
	return arr[arr.length-1].toLowerCase();		
}

function setActiveMenu(crtPage)
{
	arr_b2[1] = '../images/2un.jpg';
	arr_b2[2] = '../images/2act.jpg';
	arr_b2[3] = '../images/2chosen.jpg';
	arr_b3[1] = '../images/3un.jpg';
	arr_b3[2] = '../images/3act.jpg';
	arr_b3[3] = '../images/3chosen.jpg';
	arr_b4[1] = '../images/4un.jpg';
	arr_b4[2] = '../images/4act.jpg';
	arr_b4[3] = '../images/4chosen.jpg';
	arr_b5[1] = '../images/5un.jpg';
	arr_b5[2] = '../images/5act.jpg';
	arr_b5[3] = '../images/5chosen.jpg';
	arr_b6[1] = '../images/6un.jpg';
	arr_b6[2] = '../images/6act.jpg';
	arr_b6[3] = '../images/6chosen.jpg';
	arr_b7[1] = '../images/7un.jpg';
	arr_b7[2] = '../images/7act.jpg';
	arr_b7[3] = '../images/7chosen.jpg';
	arr_b8[1] = '../images/8un.jpg';
	arr_b8[2] = '../images/8act.jpg';
	arr_b8[3] = '../images/8chosen.jpg';
	arr_b9[1] = '../images/9un.jpg';
	arr_b9[2] = '../images/9act.jpg';
	arr_b9[3] = '../images/9chosen.jpg'; 
	
	switch(crtPage) {
		case 'menu_news' : arr_b2[1] = '../images/2chosen.jpg'; arr_b2[2] = arr_b2[1]; arr_b2[3] = arr_b2[1]; break; // 2
		case 'menu_kapele' : arr_b3[1] = '../images/3chosen.jpg'; arr_b3[2] = arr_b3[1]; arr_b3[3] = arr_b3[1]; break; // 3
		case 'menu_koncerty' : arr_b4[1] = '../images/4chosen.jpg'; arr_b4[2] = arr_b4[1]; arr_b4[3] = arr_b4[1]; break; //4
		case 'menu_bylismy_tam' : arr_b5[1] = '../images/5chosen.jpg'; arr_b5[2] = arr_b5[1]; arr_b5[3] = arr_b5[1]; break; // 5
		case 'menu_artykuly' : arr_b6[1] = '../images/6chosen.jpg'; arr_b6[2] = arr_b6[1]; arr_b6[3] = arr_b6[1]; break; // 6
		case 'menu_onas' : arr_b7[1] = '../images/7chosen.jpg'; arr_b7[2] = arr_b7[1]; arr_b7[3] = arr_b7[1]; break; // 7
		case 'menu_linkownia' : arr_b8[1] = '../images/8chosen.jpg'; arr_b8[2] = arr_b8[1]; arr_b8[3] = arr_b8[1]; break; // 8
		case 'menu_forum' : arr_b9[1] = '../images/9chosen.jpg'; arr_b9[2] = arr_b9[1]; arr_b9[3] = arr_b9[1]; break; // 9
	}

	document.b2.src = arr_b2[1];
	document.b3.src = arr_b3[1];
	document.b4.src = arr_b4[1];
	document.b5.src = arr_b5[1];
	document.b6.src = arr_b6[1];
	document.b7.src = arr_b7[1];
	document.b8.src = arr_b8[1];
	document.b9.src = arr_b9[1];
}

function setPage()
{
preload();
	if(document.location.href) 
		hrefString = document.location.href;
	else
		hrefString = document.location;

		setActiveMenu(extractPageName(hrefString));
}