function get_screen_offset()
{
 	var scrOf = Array();
	scrOf['x'] = 0, scrOf['y'] = 0;
	
  if( typeof( window.pageYOffset ) == 'number' ) {
    //Netscape compliant
    scrOf['y'] = window.pageYOffset;
    scrOf['x'] = window.pageXOffset;
  } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
    //DOM compliant
    scrOf['y'] = document.body.scrollTop;
    scrOf['x'] = document.body.scrollLeft;
  } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
    //IE6 standards compliant mode
    scrOf['y'] = document.documentElement.scrollTop;
    scrOf['x'] = document.documentElement.scrollLeft;
  }
return scrOf;
}


// messages
function mess(message, mode)
{
var pic_src = "";
var head_text = "";
var class_name = "";

var body_H = Math.max($('body').height(), $(window).height());
var body_W = $('body').width();

var scrOf = get_screen_offset();
var of_X = scrOf['x'] + (body_W-300)/2;
var of_Y = scrOf['y']+200;


if (mode == 1) 
 {pic_src = "images/yes.png";}
else if (mode == 2)  
 {pic_src = "images/no.png";}

var body_html = '<a href="javascript:close_mess();"></a><table width="100%" cellpadding="5" cellspacing="10">';
body_html += '<tr><td colspan="2" height="28"></td></tr>';
body_html += '<tr><td align="center" valign="middle"><img src="'+pic_src+'"></td><td align="left" valign="middle">';
body_html += message + '</td></tr><tr><td colspan="2" align="center"><input type="button" value="OK" class="but" onClick = "close_mess()"></td></tr></table>';

$("body").append("<div id='black_div'></div>");
$("#black_div").css({'height':body_H+'px', 'width':'100%'});
$('#black_div').fadeTo('slow', 0.5);
$("body").append("<div id='message_div'></div>");
$("#message_div").html(body_html).css({'top':of_Y+'px', 'left':of_X+'px'}).show();
}


function close_mess()
{
$('#black_div').remove();	
$('#message_div').remove();
}
//------------------------

function openPopup(o){  

var scrOf = get_screen_offset();
var of_X = scrOf['x'];
var of_Y = scrOf['y'];
var body_H = $('body').height();


var src = $(o).attr('src');

if (src !== 'undefined')
{
	//append background
	$("body").append("<div id='black_div'></div>");
	$("#black_div").css({'height':body_H+'px', 'width':'100%', 'background':'black'});
	$('#black_div').fadeTo(1,0.5);
	
	//append popup div
	$("body").append('<div id="popup"><img src="'+src+'" border="0" alt="Close" title="Close"></div>');

	var windowWidth = document.documentElement.clientWidth;  
	var windowHeight = document.documentElement.clientHeight;  
	var popupHeight = $("#popup img").height();  
	var popupWidth =  $("#popup img").width();

	 //centering   
	 $("#popup").css({  
	 "position": "absolute",  
	 "top": windowHeight/2-popupHeight/2 + of_Y,  
	 "left": windowWidth/2-popupWidth/2 + of_X,
	 "display":"none",
	 "cursor":"pointer",
	 "border":"solid 2px #333333"
	});
	 
	 $('#popup').fadeIn(1);
	 $('#popup').click(function(e){
								$(this).remove()
								$('#black_div').remove()});
	
	}//if


}  


//-----------------------


function show_map(src){  

var scrOf = get_screen_offset();
var of_X = scrOf['x'];
var of_Y = scrOf['y'];
var body_H = $('body').height();


if (src !== 'undefined')
{
	//append background
	$("body").append("<div id='black_div'></div>");
	$("#black_div").css({'height':body_H+'px', 'width':'100%', 'background':'black'});
	$('#black_div').fadeTo(1,0.5);
	
	//append popup div
	$("body").append('<div id="popup"><img src="'+src+'" border="0" alt="Close" title="Close"></div>');

	var windowWidth = document.documentElement.clientWidth;  
	var windowHeight = document.documentElement.clientHeight;  
	var popupHeight = $("#popup img").height();  
	var popupWidth =  $("#popup img").width();

	 //centering   
	 $("#popup").css({  
	 "position": "absolute",  
	 "top": windowHeight/2-popupHeight/2 + of_Y,  
	 "left": windowWidth/2-popupWidth/2 + of_X,
	 "display":"none",
	 "cursor":"pointer",
	 "border":"solid 2px #333333"
	});
	 
	 $('#popup').fadeIn(1);
	 $('#popup').click(function(e){
								$(this).remove()
								$('#black_div').remove()});
	
	}//if


}  


//----------------------

function del_confirm(field)
{
	var ret = window.confirm('Наистина ли желаете да изтриете този запис?');
	if (ret)
		{
			$('#'+field).val('yes');
		}
	else $('#'+field).val('no');
}

function change_img(i)
{
	$('#big_image').attr({src : thumbs[i]});
	$('#big_link').attr({href : thumbs[i]});
	
}



$(document).ready(function($){

			$("#menu .menu_item").hover(
				function(){
					var w =$(this).width();
					$(this).children(":gt(0)").css({'width':w}).fadeIn(300)},
				function(){$(this).children(":gt(0)").fadeOut(300)}
			) //end hover
			
			hs.graphicsDir = 'scripts/highslide/highslide/graphics/';
			hs.wrapperClassName = 'wide-border';
			
			$('.popup_left, .popup_right, .popup').click(function(e){openPopup(this)});
			$('.show_image').attr('href', function () { return "javascript:show_map('" + $(this).attr('href') +"');" ;});
			
		
}) //end document.ready