/**
 * @author Leszek Hendryk for Fundacja Kocie Życie (www.kociezycie.pl)
 * @copyright NIE usuwaj tego komentarza! (Do NOT remove this comment!)
 */
 
 
 function ShowInfo(divIDprefix, divClass, ID){
	var show = document.getElementById(divIDprefix+ID);
	var showHideBtn = document.getElementById("ShowHide_"+ID);

	var n=0;
	var k,divArr = document.getElementsByTagName('div');
	for(k=0;k<divArr.length;k++) {
		if (divArr[k].className == divClass) {
			divArr[k].style.display = "none";
			n++;
		}
	}
	
	var j=1;
	n++;
	for(j=1;j<n;j++){
		document.getElementById("ShowHide_"+j).innerHTML = "<a href=\"#"+j+"\" onClick=\"ShowInfo('"+divIDprefix+"', '"+divClass+"', '"+j+"')\">&raquo; Więcej &laquo;</a>";
	}	
	
	show.style.display = "block";
	showHideBtn.innerHTML = "<a href=\"#"+ID+"\" onClick=\"HideInfo('"+divIDprefix+"', '"+divClass+"', '"+ID+"')\">&raquo; Ukryj &laquo;</a>";
}

function HideInfo(divIDprefix, divClass, ID){
	var hide = document.getElementById(divIDprefix+ID);
	var showHideBtn = document.getElementById("ShowHide_"+ID);

	hide.style.display = "none";
	showHideBtn.innerHTML = "<a href=\"#"+ID+"\" onClick=\"ShowInfo('"+divIDprefix+"', '"+divClass+"', '"+ID+"')\">&raquo; Więcej &laquo;</a>";
}

function emailValidate(form_id,email) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = document.forms[form_id].elements[email].value;
   if(reg.test(address) == false) {
      alert('Niewłaściwy adres email');
      return false;
   }
}