function getCookie(c_name)	{
		if (document.cookie.length>0)  {
		  c_start=document.cookie.indexOf(c_name + "=");
		  if (c_start!=-1)    { 
		    c_start=c_start + c_name.length+1; 
		    c_end=document.cookie.indexOf(";",c_start);
		    if (c_end==-1) 
		    	c_end=document.cookie.length;
		    return unescape(document.cookie.substring(c_start,c_end));
		    } 
		  }
		return "";
	}

function setCookie(c_name,value,expiredays) {
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+";path=/"+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
	location.reload(true)
}

function setCookie_noReload(c_name,value,expiredays) {
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+";path=/"+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function setCookie_and_new_view_mode(c_name,value,expiredays,new_view_mode_url) {
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+";path=/"+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
	window.location.href=new_view_mode_url;
}