function changeText(elementId,theText){
	if (document.getElementById) {
		document.getElementById(elementId).innerHTML = theText
	}
}

function createCookie(name,value,days) {                                     
	if (days) {                                                               
		var date = new Date();                                                 
		date.setTime(date.getTime()+(days*24*60*60*1000));                     
		var expires = "; expires="+date.toGMTString();                         
	}                                                                         
	else var expires = "";                                                    
	document.cookie = name+"="+value+expires+"; path=/";                      
}                                                                            
                                                                             
function readCookie(name) {                                                  
	var nameEQ = name + "=";                                                  
	var ca = document.cookie.split(';');                                      
	for(var i=0;i < ca.length;i++) {                                          
		var c = ca[i];                                                         
		while (c.charAt(0)==' ') c = c.substring(1,c.length);                  
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}                                                                         
	return null;                                                              
}                                                                            
                                                                             
function eraseCookie(name) {                                                 
	createCookie(name,"",-1);                                                 
}