function validateSubscribe(form){
	if ( form.email.value.length == 0 ) {
		alert("Va rugam introduceti adresa de e-mail!");		
		form.email.focus();
		return false;
	}
	if ( !isMail(form.email) ) {
		alert("Va rugam introduceti a adresa valida de e-mail!");		
		form.email.focus();
		return false;
	}
	if ( form.countyid.selectedIndex == 0 ) {
		alert("Va rugam alegeti judetul!");		
		form.countyid.focus();
		return false;
	}
	if ( form.parentcategoryid.selectedIndex < 0 ) {
		alert("Va rugam alegeti categoria anuntului!");		
		form.parentcategoryid.focus();
		return false;
	}
	if ( form.categoryid.selectedIndex < 0 ) {
		alert("Va rugam alegeti subcategoria anuntului!");		
		form.categoryid.focus();
		return false;
	}
	form.act.value = "subscribe";
	return true;
}


function changeSubcategory ( form ){
	index = form.parentcategoryid.selectedIndex;
	
	while(form.categoryid.options.length){
		form.categoryid.options[0] = null;
	}

	if (index >= 0 ) {
		for(i = 0; i < subcategory_id[index].length; i++){
			form.categoryid.options[i] = new Option ( subcategory_name[index][i], subcategory_id[index][i] ) ;
		}
	}
}