var form_name = 'search_form';

// in production
function loadImage (imageSrc, imgObjectName) {	
	var newImg = new Image();
	newImg.src = imageSrc;
	
	imgObject = document.getElementsByName(imgObjectName).item(0);
	if (
		(newImg.height == 0)
		|| (newImg.width == 0) 
	) {
		// error loading image		
		imgObject.src =  "./img/trans.gif";
	} else {		
		imgObject.src = imageSrc;				
	}
}

// Google advertisement settings:
var def_google_color_border = 'E1E1E1';

function setOrderBy(objForm, sortField, name_sort_field, name_sort_type) {
	var sfld = document.getElementsByName(name_sort_field).item(0);
	var st = document.getElementsByName(name_sort_type).item(0);
	
	if (sfld.value == sortField) {
		switch (st.value) {
			case "":
				st.value = "ASC";
				break;
			case "ASC":
				st.value = "DESC";
				break;
			case "DESC":
				sfld.value = "";
				st.value = "";
				break;
		}
	} else {
		sfld.value = sortField;
		st.value = "ASC";
	}
	objForm.submit();
}

function changePage(page_var_name, target_page) {
       setVariable(page_var_name, target_page);
       submitForm();
}

function setVariable(name, value) {
       document.forms(form_name).item(name).value = value;
}

function submitForm() {
       document.forms(form_name).submit();
}

function submitItemID(user_action, item_id, obj_form) {
		document.getElementsByName('user_action').item(0).value=user_action;
		document.getElementsByName('user_action_item_id').item(0).value=item_id;
		obj_form.submit();
}

function ask (message) {
	message = message + "\n\nOK - Да; Cancel - Не."
	
	return confirm(message);
}

function askSubmit (message, user_action, obj_form) {
	message = message + "\n\nOK - Да; Cancel - Не."
	
	if (confirm(message)) {
		document.getElementsByName('user_action').item(0).value=user_action;
		obj_form.submit();
	} else {
		return;
	}
}

function askSubmitItemID (message, user_action, item_id, obj_form) {
	message = message + "\n\nOK - Да; Cancel - Не."
	
	if (confirm(message)) {
		document.getElementsByName('user_action').item(0).value=user_action;
		document.getElementsByName('user_action_item_id').item(0).value=item_id;
		obj_form.submit();
	} else {
		return;
	}
}

function askSubmitItemIDType (message, user_action, item_id, item_type, obj_form) {
	message = message + "\n\nOK - Да; Cancel - Не."
	
	if (confirm(message)) {
		document.getElementsByName('user_action').item(0).value=user_action;
		document.getElementsByName('user_action_item_id').item(0).value=item_id;
		document.getElementsByName('user_action_item_type').item(0).value=item_type;
		obj_form.submit();
	} else {
		return;
	}
}

function changePriceEnabled (item) {	
	price_type_radio = item.value;	
	
	if (price_type_radio == 1) {
		document.getElementsByName('cena').item(0).disabled = false;
		document.getElementsByName('valuta_id').item(0).disabled = false;
		document.getElementsByName('cena_lizing_parvonachalna_vnoska').item(0).disabled = true;
		document.getElementsByName('cena_lizing_mesechna_vnoska').item(0).disabled = true;
		document.getElementsByName('cena_lizing_broi_meseci').item(0).disabled = true;
		document.getElementsByName('lizing_valuta_id').item(0).disabled = true;
	} 

	if (price_type_radio == 2) {
		document.getElementsByName('cena').item(0).disabled = true;
		document.getElementsByName('valuta_id').item(0).disabled = true;
		document.getElementsByName('cena_lizing_parvonachalna_vnoska').item(0).disabled = false;
		document.getElementsByName('cena_lizing_mesechna_vnoska').item(0).disabled = false;
		document.getElementsByName('cena_lizing_broi_meseci').item(0).disabled = false;
		document.getElementsByName('lizing_valuta_id').item(0).disabled = false;		
	} 

	if (price_type_radio == 3) {
		document.getElementsByName('cena').item(0).disabled = true;
		document.getElementsByName('valuta_id').item(0).disabled = true;
		document.getElementsByName('cena_lizing_parvonachalna_vnoska').item(0).disabled = true;
		document.getElementsByName('cena_lizing_mesechna_vnoska').item(0).disabled = true;
		document.getElementsByName('cena_lizing_broi_meseci').item(0).disabled = true;
		document.getElementsByName('lizing_valuta_id').item(0).disabled = true;			
	}
}

function setActiveElement(element_name) { //FF fixed
	var obj = document.getElementsByName(element_name);
	for (var j=0; j < obj.length; j++) {
		if (obj.item(j).type != 'hidden') {
			obj.item(j).focus();
			return true;
		}
	}
	return false;
}

function imageError(theImage) {
		theImage.src    = "http://www.novini-te.com/img/trans.gif";
		theImage.width  = 100;	
		theImage.Height = 100;	
}

function imageErrorGeneral(theImage, img_width, img_height) {
	theImage.src    = "http://www.novini-te.com/img/trans.gif";
	theImage.width  = img_width;	
	theImage.Height = img_height;	
}

function ShowHide(el_name)  {
	var el = document.getElementById(el_name);
	
	if(el.style.display == 'none') {
		el.style.display = '';		
	} else {
		el.style.display = 'none';
	}
}

function disableHTMLButton(html_name) {
	if (document.getElementsByName(html_name).item(0)) {
		document.getElementsByName(html_name).item(0).disabled = true;
	}
}

setCookie("user_js_gmt_offset", (new Date().getTimezoneOffset()));

function setCookie(name, value, expires, path, domain, secure) 
{
    document.cookie= name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

function applyPrintMedia(element_name, style_name) { //FF fixed
	var obj = document.getElementsByName(element_name);


	for (var j=0; j < obj.length; j++) {
		obj.item(j).className = style_name;
	}
}

function addPropertyCallBackLatLng(lat, lng) {
	document.getElementsByName('add_prop_location_latitude').item(0).value = lat;
	document.getElementsByName('add_prop_location_longitude').item(0).value = lng;
}	

function openWinLatLong(URI, winName, winWidth, winHeight) {
//	var sa = document.forms('add_property').item('add_prop_location_street_address').value;
//	var pc = document.forms('add_property').item('add_prop_location_postal_code').value;
//	var c = document.forms('add_property').item('add_prop_location_city').value;
//	var s = document.forms('add_property').item('add_prop_location_state').value;
//	var co = document.forms('add_property').item('add_prop_location_country').value;

	var sa = document.getElementsByName('add_prop_location_street_address').item(0).value;
	var pc = document.getElementsByName('add_prop_location_postal_code').item(0).value;
	var c = document.getElementsByName('add_prop_location_city').item(0).value;
	var s = document.getElementsByName('add_prop_location_state').item(0).value;
	var co = document.getElementsByName('add_prop_location_country').item(0).value;
	
	var address = '';
	if (sa) {
		address = sa;
	}
	if (c) {
		address = address + ' ' + c;
	}
	if (s) {
		address = address + ' ' + s;
	}
	if (co) {
		address = address + ' ' + co;
	}
	
	// When user select point on the map 'call_back_function' will be called from parent window
	URI = URI + '&address='+address+'&call_back_function=addPropertyCallBackLatLng';
	
	var newWin = window.open(URI, winName, 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width='+winWidth+',height='+winHeight);
	newWin.focus();
	//return newWin;
}

// FF Compatible
function closeWindow() {
	if (isset(parent)) {
		parent.close();
	} else {
		window.close();
	}
}

function isset(varname)  {
  if(typeof( window[ varname ] ) != "undefined") return true;
  else return false;
}

//function isset(varname){
//  return(typeof(window[varname])!='undefined');
//}

function changeImage (new_src, new_width, idx, image_id) {
	
	// http://www.ajaxload.info/#preview
	//document.images.property_image.src = 'http://www.bulgarian-offers.com/img/ajax-loader.gif';	
	document.images.item_image.width = new_width;
	document.images.item_image.src = new_src;
	
	curr_image_id = image_id;
	curr_idx = idx;
}

// helper var
var history_go_decreased = 0;

function imageNextPrev (direction) {
	
	// because is impossible to trach back to search interface functionality
	if (! history_go_decreased) {
		decreaseHistoryGo();
		history_go_decreased = 1;
	}
	
	if ((curr_idx + direction) > (pic_src.length - 1)) {
		curr_idx = 0;
	} else {
		if ((curr_idx + direction) < 0) {
			curr_idx = pic_src.length - 1;
		} else {
			curr_idx = curr_idx + direction;
		}
	}
	
	curr_image_id = pic_id[curr_idx];
	
	document.images.item_image.width = pic_width[curr_idx];
	document.images.item_image.src = pic_src[curr_idx];
}

function openWinAvtomobilPictures (addr, item_type, item_id) {
	var winName = "Automobile"+item_id;
	var image_id = curr_image_id;
	var URI = addr+"avtomobil_pictures.php?item_type="+item_type+"&item_id="+item_id+"&image_id="+image_id;	
	var winWidth = 860;
	var winHeight = 720;
	
	
	var newWin = window.open(URI, winName, "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width="+winWidth+",height="+winHeight);
	newWin.focus();
}

function openWinSuvPictures (addr, item_type, item_id) {
	var winName = "Suv"+item_id;
	var image_id = curr_image_id;
	var URI = addr+"suv_pictures.php?item_type="+item_type+"&item_id="+item_id+"&image_id="+image_id;	
	var winWidth = 860;
	var winHeight = 720;
	
	
	var newWin = window.open(URI, winName, "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width="+winWidth+",height="+winHeight);
	newWin.focus();
}

function openWinBusPictures (addr, item_type, item_id) {
	var winName = "Bus"+item_id;
	var image_id = curr_image_id;
	var URI = addr+"bus_pictures.php?item_type="+item_type+"&item_id="+item_id+"&image_id="+image_id;	
	var winWidth = 860;
	var winHeight = 720;
	
	
	var newWin = window.open(URI, winName, "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width="+winWidth+",height="+winHeight);
	newWin.focus();
}

function openWinTruckPictures (addr, item_type, item_id) {
	var winName = "Truck"+item_id;
	var image_id = curr_image_id;
	var URI = addr+"truck_pictures.php?item_type="+item_type+"&item_id="+item_id+"&image_id="+image_id;	
	var winWidth = 860;
	var winHeight = 720;
	
	
	var newWin = window.open(URI, winName, "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width="+winWidth+",height="+winHeight);
	newWin.focus();
}

function openWinMotorcyclePictures (addr, item_type, item_id) {
	var winName = "Motorcycle"+item_id;
	var image_id = curr_image_id;
	var URI = addr+"motorcycle_pictures.php?item_type="+item_type+"&item_id="+item_id+"&image_id="+image_id;	
	var winWidth = 860;
	var winHeight = 720;
	
	
	var newWin = window.open(URI, winName, "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width="+winWidth+",height="+winHeight);
	newWin.focus();
}

function openWinCreateThreadOption () {
	var user_id_chosen_line = document.getElementsByName('user_id').item(0).selectedIndex;
	var user_id = document.getElementsByName('user_id').item(0).options[user_id_chosen_line].value;
	
	var thread_title = document.getElementsByName('thread_title').item(0).value;
	
	var winName = "Create_admin_thread_with_user"+user_id;
		
	var URI = "message_thread.php?user_action=create_message_thread_from_admin&user_id="+user_id+"&thread_title="+thread_title;
	var winWidth = 860;
	var winHeight = 720;
		
	var newWin = window.open(URI, winName, "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width="+winWidth+",height="+winHeight);
	newWin.focus();
}

function customHistoryGo () {

	var hg = document.getElementsByName('history_go').item(0).value;	
	history.go(hg);
}

function decreaseHistoryGo () {
	
	if (document.getElementsByName('history_go').item(0) != null) {
		document.getElementsByName('history_go').item(0).value = document.getElementsByName('history_go').item(0).value - 1;
	}
}