function validare(el,img) {
	if (el.value.length<3 ) {
		document[img].src='../imagini/x20.png';
	}
	else {
		document[img].src='../imagini/bifa20.png';
	}
}

function validareChange(el,img) {
nav	('verificareuser.php?u='+el.value,'var');
}


function isValidEmail(strEmail){
  validRegExp = /^[^@]+@[^@]+.[a-z]{2,}$/i;
    if (strEmail.search(validRegExp) == -1) 
   {
      return false;
    } 
    return true; 
}

function validareEmail(el,img) {
	if (isValidEmail(el.value)) {
		document[img].src='../imagini/bifa20.png';	
	}
	else {
		document[img].src='../imagini/x20.png';
	}
}

function validareCompara(el, vel2, img) {
	var el2=document.getElementById(vel2);
	if (el.value!=el2.value) {
		document[img].src='../imagini/x20.png';
	}
	else {
		document[img].src='../imagini/bifa20.png';
	}
}