// JavaScript Document
var last_toggle;
function setCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +value+
((expiredays==null) ? "" : ";expires="+exdate.toUTCString());
}

function cities(arg){
var val = document.getElementById('city_').value;
setCookie('city',val,1);
		
if(arg==1){
document.getElementById('main_pg').src =  document.getElementById('main_pg').src;	
}
}
function scrol(id,step){
	id.height = 20 * (step+1) +'px';
}
function city(pass){
setCookie('city',pass,1);	
document.getElementById('city_').selectedIndex = pass;
document.getElementById('main_pg').src =  document.getElementById('main_pg').src;

}


function scrolingmenu(id,much){
	if(id.height=='20px'){
	for(var i = 1;i<= much;i++){
		scrol(id,i);
	}
	}
	else{
		scrolback(id);
	}
	
}
function scrolback(id){
	id.height = '20px';
}