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

function checkCookie(c_name){
	//checks cookie value and changes background class
	cookieText=getCookie(c_name);
	bodytag = document.getElementsByTagName("body");
	if (bodytag[0]) {
		if (cookieText!=null && cookieText!=""){
			var classusedie = bodytag[0].getAttribute('className');
			if ((classusedie != cookieText) && (classusedie)) {
				bodytag[0].setAttribute('className',cookieText);
			}
			
			var classused = bodytag[0].getAttribute('class');
			if ((classused != cookieText) && (classused)) {
				bodytag[0].setAttribute('class',cookieText);
			}
		}
	}
}

function bgrdselector(){
	//displays the background selection links area
	document.write("<div class=\"themepicker\">");
	document.write("<span>fundal<\/span>");
	document.write("<a href=\"#\" class=\"b1\" onclick=\"setCookie('fundal_danielpopescu','bgrd1',999); checkCookie('fundal_danielpopescu');\"><\/a>");
	document.write("<a href=\"#\" class=\"b2\" onclick=\"setCookie('fundal_danielpopescu','bgrd2',999); checkCookie('fundal_danielpopescu');\"><\/a>");
	document.write("<a href=\"#\" class=\"b3\" onclick=\"setCookie('fundal_danielpopescu','bgrd3',999); checkCookie('fundal_danielpopescu');\"><\/a>");
	document.write("<a href=\"#\" class=\"b4\" onclick=\"setCookie('fundal_danielpopescu','bgrd4',999); checkCookie('fundal_danielpopescu');\"><\/a>");
	document.write("<script type=\"text\/javascript\">checkCookie('fundal_danielpopescu');<\/script>");
	document.write("<\/div>");
}

/* -------------------------------------------------- */

function validate() {
	var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i; 
	var email_val=emailfilter.test(document.contact.email.value);
	if (document.contact.name.value.length==0) { alert("Introduceti numele Dumneavoastra!"); document.contact.name.select(); return false; }
	if (email_val==false) { alert("Introduceti o adresa de e-mail valida!"); document.contact.email.select(); return false; }
	if (document.contact.phone.value.length==0) { alert("Introduceti numarul Dumneavoastra de telefon!"); document.contact.phone.select(); return false; }
	if (document.contact.message.value.length==0) { alert("Introduceti mesajul Dumneavoastra!"); document.contact.message.select(); return false; }
	document.contact.submit();
	return true;
}