function choose_all(){
	if(document.index_frm.check_all.checked){
		document.index_frm.central_london.checked = true;
		document.index_frm.east_london.checked = true;
		document.index_frm.middlesex.checked = true;
		document.index_frm.north_london.checked = true;
		document.index_frm.north_west_london.checked = true;
		document.index_frm.south_west_london.checked = true;
		document.index_frm.south_east_london.checked = true;
		document.index_frm.surrey.checked = true;
		document.index_frm.west_london.checked = true;
		document.index_frm.north_east.checked = true;
		document.index_frm.chelsea.checked = true;
	}
	else{
		document.index_frm.central_london.checked = false;
		document.index_frm.east_london.checked = false;
		document.index_frm.middlesex.checked = false;
		document.index_frm.north_london.checked = false;
		document.index_frm.north_west_london.checked = false;
		document.index_frm.south_west_london.checked = false;
		document.index_frm.south_east_london.checked = false;
		document.index_frm.surrey.checked = false;
		document.index_frm.west_london.checked = false;
		document.index_frm.north_east.checked = false;
		document.index_frm.chelsea.checked = false;
	}
}

function change_bg(item_to_change,event){
	if (event == 'over')
		bg_var = "#FF880B";
	else
		bg_var = "#054E8B";

	eval(item_to_change + ".style.background = '" + bg_var + "';");
}

function set_field(form_name,field_name,field_direction,init_value,field_value){
	if(eval("document." + form_name + "." + field_name + ".value == '" + init_value + "'"))
		eval("document." + form_name + "." + field_name + ".value = '" + field_value + "';");
}

function checkemail(formName, fieldName){
	var reg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/;
	var reg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/;
	if (!(!reg1.test(eval("document." + formName + "." + fieldName + ".value")) && reg2.test(eval("document." + formName + "." + fieldName + ".value")))){	
		return false;
	}		
	return true;		
}

function submitStep2Form(form2Submit){
	messageStr = "";
	fieldStr = "";
	
	if(eval("document." + form2Submit + ".name.value == ''")){
		messageStr = messageStr + "\nname.";
		fieldStr = fieldStr + "name-";
	}
	
	if(eval("document." + form2Submit + ".surname.value == ''")){
		messageStr = messageStr + "\nsurname.";
		fieldStr = fieldStr + "surname-";
	}
	
	if (!checkemail(form2Submit, "email")){
		messageStr = messageStr + "\nvalid email address.";
		fieldStr = fieldStr + "email-";
	}

	if(eval("document." + form2Submit + ".phone.value == ''")){
		messageStr = messageStr + "\nphone.";
		fieldStr = fieldStr + "phone-";
	}

	if(! messageStr == ""){
		alert("Please Enter:\n" + messageStr);
		splitString = fieldStr.split("-");
		eval("document." + form2Submit + "." + splitString[0] + ".focus();");
		return false;
	}

	eval("document." + form2Submit + ".submit();");
}

function submitStep3Form(form2Submit){
	messageStr = "";
	fieldStr = "";
	
	if(eval("document." + form2Submit + ".Name.value == ''")){
		messageStr = messageStr + "\nname.";
		fieldStr = fieldStr + "Name-";
	}

	if (!checkemail(form2Submit, "Email")){
		messageStr = messageStr + "\nvalid email address.";
		fieldStr = fieldStr + "Email-";
	}
	
	if(eval("document." + form2Submit + ".Phone.value == ''")){
		messageStr = messageStr + "\nphone.";
		fieldStr = fieldStr + "Phone-";
	}
	
	if(eval("document." + form2Submit + ".MovingFrom.value == 'select'")){
		messageStr = messageStr + "\nspecifics.";
		fieldStr = fieldStr + "MovingFrom-";
	}
	
	if(eval("document." + form2Submit + ".Month.value == 'Select'")){
		messageStr = messageStr + "\nmoving month.";
		fieldStr = fieldStr + "Month-";
	}
	
	if(eval("document." + form2Submit + ".cityFrom.value == ''")){
		messageStr = messageStr + "\ncity you\'re moving from.";
		fieldStr = fieldStr + "cityFrom-";
	}
	
	if(eval("document." + form2Submit + ".countryFrom.value == ''")){
		messageStr = messageStr + "\ncountry you\'re moving from.";
		fieldStr = fieldStr + "countryFrom-";
	}
	
	if(eval("document." + form2Submit + ".cityto.value == ''")){
		messageStr = messageStr + "\ncity you\'re moving to.";
		fieldStr = fieldStr + "cityto-";
	}
	
	if(eval("document." + form2Submit + ".countryto.value == ''")){
		messageStr = messageStr + "\ncountry you\'re moving to.";
		fieldStr = fieldStr + "countryto-";
	}

	if(! messageStr == ""){
		alert("Please Enter:\n" + messageStr);
		splitString = fieldStr.split("-");
		eval("document." + form2Submit + "." + splitString[0] + ".focus();");
		return false;
	}

	eval("document." + form2Submit + ".submit();");
}

function submitContactForm(form2Submit){
	messageStr = "";
	fieldStr = "";
	
	if(eval("document." + form2Submit + ".name.value == ''")){
		messageStr = messageStr + "\nname.";
		fieldStr = fieldStr + "name-";
	}

	if (!checkemail(form2Submit, "email")){
		messageStr = messageStr + "\nvalid email address.";
		fieldStr = fieldStr + "email-";
	}
	
	if(! messageStr == ""){
		alert("Please Enter:\n" + messageStr);
		splitString = fieldStr.split("-");
		eval("document." + form2Submit + "." + splitString[0] + ".focus();");
		return false;
	}

	eval("document." + form2Submit + ".submit();");
}

function submitTellFriendForm(form2Submit){
	messageStr = "";
	fieldStr = "";
	
	if(eval("document." + form2Submit + ".name.value == ''")){
		messageStr = messageStr + "\nyour name.";
		fieldStr = fieldStr + "name-";
	}

	if (!checkemail(form2Submit, "email")){
		messageStr = messageStr + "\nvalid email address of yours.";
		fieldStr = fieldStr + "email-";
	}
	
	if(eval("document." + form2Submit + ".friends_name.value == ''")){
		messageStr = messageStr + "\nfriends name.";
		fieldStr = fieldStr + "friends_name-";
	}

	if (!checkemail(form2Submit, "friends_email")){
		messageStr = messageStr + "\nvalid email address of your friend.";
		fieldStr = fieldStr + "friends_email-";
	}
	
	if(! messageStr == ""){
		alert("Please Enter:\n" + messageStr);
		splitString = fieldStr.split("-");
		eval("document." + form2Submit + "." + splitString[0] + ".focus();");
		return false;
	}

	eval("document." + form2Submit + ".submit();");
}

function submitStep1Frm(form2Submit){
//	alert(eval("document." + form2Submit + ".central_london.checked"))
	messageStr = "";
	fieldStr = "";

	if(eval("document." + form2Submit + ".type.value == 'select'")){
		messageStr = messageStr + "\ntype.";
		fieldStr = fieldStr + "type-";
	}

	if(eval("document." + form2Submit + ".price_to.value == 'select'")){
		messageStr = messageStr + "\nprice to.";
		fieldStr = fieldStr + "price_to-";
	}

	if(eval("document." + form2Submit + ".price_per_week.value == 'select'")){
		messageStr = messageStr + "\nprice per week.";
		fieldStr = fieldStr + "price_per_week-";
	}

	if(eval("document." + form2Submit + ".beds.value == 'select'")){
		messageStr = messageStr + "\nbeds.";
		fieldStr = fieldStr + "beds-";
	}

	if(eval("!document." + form2Submit + ".central_london.checked && !document." + form2Submit + ".east_london.checked && !document." + form2Submit + ".middlesex.checked && !document." + form2Submit + ".north_london.checked && !document." + form2Submit + ".north_west_london.checked && !document." + form2Submit + ".south_west_london.checked && !document." + form2Submit + ".south_east_london.checked && !document." + form2Submit + ".surrey.checked && !document." + form2Submit + ".north_east.checked && !document." + form2Submit + ".chelsea.checked && !document." + form2Submit + ".west_london.checked")){
		messageStr = messageStr + "\narea.";
		fieldStr = fieldStr + "balham-";
	}

	if(! messageStr == ""){
		alert("Please Enter:\n" + messageStr);
		splitString = fieldStr.split("-");
		eval("document." + form2Submit + "." + splitString[0] + ".focus();");
		return false;
	}

	eval("document." + form2Submit + ".submit();");
}