function getCookie(name) 
{
	var dc = document.cookie;
	var prefix = name + "=";
	var begin = dc.indexOf("; " + prefix);
	
	if (begin == -1) {
		begin = dc.indexOf(prefix);
		if (begin != 0) return null;
	} 
	else
		begin += 2;
		
	var end = document.cookie.indexOf(";", begin);
	
	if (end == -1)
		end = dc.length;
		
	return unescape(dc.substring(begin + prefix.length, end));
}

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

function deleteCookie(name, path, domain) {
	if (getCookie(name)) {
		document.cookie = name + "=" + 
		((path) ? "; path=" + path : "") +
		((domain) ? "; domain=" + domain : "") +
		"; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}
} 

function obtener_idioma() 
{		
	var str_cookie=new String("");
	var arr_str_cookie=new Array();
	var arr_str_cookie1=new Array();
			
	str_cookie=document.cookie;
	arr_str_cookie=str_cookie.split(";");	
	//alert(str_cookie);
	str_cookie="";
	for(var i=0;i<arr_str_cookie.length;i++){		
		arr_str_cookie1=arr_str_cookie[i].split("=");	
		arr_str_cookie1[0]=arr_str_cookie1[0].replace(/\s+/g, "");	

		if(arr_str_cookie1[0]=="coo_idi"){			
			str_cookie=arr_str_cookie1[1];
			break; 										
		}
	}		
	//alert(str_cookie);
	return str_cookie;
}