var form_name = 'search_form';

// Google advertisement settings:
var def_google_color_border = 'B54B00';

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

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

function setFormVariable(formName, name, value) {
	document.forms.namedItem(formName).elements.namedItem(name).value = value;
	//document.forms(formName).item(name).value = value;
}

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

function submitFormName(formName) {
	document.forms.namedItem(formName).submit();
	//document.forms(formName).submit();
}

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

function imageError(theImage) {
		theImage.src    = "http://www.bulgarian-offers.com/images/def_noimage.gif";
		theImage.width  = 100;	
		theImage.Height = 100;	
}

function imageErrorGeneral(theImage, img_width, img_height) {
	if (img_width == 60) {
		theImage.src    = "http://www.bulgarian-offers.com/images/no_picture_60_49.gif";
		theImage.width  = 60;	
		theImage.Height = 49;
		return;	
	}

	if (img_width == 75) {
		theImage.src    = "http://www.bulgarian-offers.com/images/no_picture_75_61.gif";
		theImage.width  = 75;	
		theImage.Height = 61;	
		return;
	}	

	theImage.src    = "http://www.bulgarian-offers.com/images/def_noimage.gif";
	theImage.width  = img_width;	
	theImage.Height = img_height;	
}

function imageErrorNews(theImage, img_width, img_height) {
	if (img_width == 60) {
		theImage.src    = "http://www.bulgarian-offers.com/images/news_75_61.jpg";
		theImage.width  = 60;	
		theImage.Height = 49;
		return;	
	}

	if (img_width == 75) {
		theImage.src    = "http://www.bulgarian-offers.com/images/news_75_61.jpg";
		theImage.width  = 75;	
		theImage.Height = 61;	
		return;
	}	

	theImage.src    = "http://www.bulgarian-offers.com/images/def_noimage.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) {
	var item = document.getElementsByName(html_name);
	
	for (var i=0; i < item.length; i++) {
		item.item(i).disabled = true;
	}
}

function changeCheckbox(html_name, new_status, i) {
	var item = document.getElementsByName(html_name);

	if (item.item(i)) {
		item.item(i).checked = new_status;
	}
}

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 confirmAndSubmit (frm, usr_action) {
	if (confirm("Are you sure?\nСигурен(а) ли сте?")) {
		setFormVariable(frm, "user_action", usr_action);
		submitFormName(frm);
	}
	
	return false;
}

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

function checkNumber(item, message) {
	var val = item.value;
	var anum=/(^\d+$)|(^\d+\.\d+$)/;
	if (anum.test(val)) {
		return true;
	} else {
		alert(message);
		item.value = '';
		return false;
	}
}

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