function check_form(f){
	err="";
	if (f.elements["email"].value == "")  err += " mail";	
	if (err > " "){
		alert("Va rugam sa completati e-mail-ul!");
		return false;
	}
	else{
		return true;
	}
	 return false;
}

	  	function id_valid(f) {
			id = f.elements['id'].value;
			if (isNaN(id)) {
				alert('ID-ul trebuie sa fie un numar!');
				return false;
			} else {
				return true;
			}
		}
		
		function MM_findObj(n, d) { //v4.01
		try{
		var p,i,x;  
		if(!d) d=document; 
		if((p=n.indexOf("?"))>0&&parent.frames.length) 
		{
			d=parent.frames[n.substring(p+1)].document; 
			n=n.substring(0,p);
		}
		
		if(!(x=d[n])&&d.all) x=d.all[n]; 
		for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
		for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
		if(!x && d.getElementById) x=d.getElementById(n); return x;
		}
		catch(eroare) {/*alert(eroare.message);*/}
		}
		
		function MM_validateForm() { //v4.0
		try{
		var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
		for (i=0; i<(args.length-2); i+=3) 
		{ 
			test=args[i+2]; 
			val=MM_findObj(args[i]);
			if (val) { nm=val.name; 
			if ((val=val.value)!="") 
			{
			if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
				if (p<1 || p==(val.length-1)) errors+='- '+nm+' trebuie sa contina o adresa de e-mail.\n';
			} else if (test!='R') { num = parseFloat(val);
				if (isNaN(val)) errors+='- '+nm+' trebuie sa contina un numar.\n';
				if (test.indexOf('inRange') != -1) 
				{ p=test.indexOf(':');
				min=test.substring(8,p); max=test.substring(p+1);
				if (num<min || max<num) errors+='- '+nm+' trebuie sa fie intre '+min+' si '+max+'.\n';
			} } } else if (test.charAt(0) == 'R') errors += '- '+nm+' este obligatoriu.\n'; }
		} if (errors) alert('In formular s-au inregistrat urmatoarele erori:\n'+errors);
		document.MM_returnValue = (errors == '');
		}
		catch(eroare) {/*alert(eroare.message);*/}
		}