function checkZip(evt) {
	evt = (evt) ? evt : window.event;
	var keyCode = (evt.which) ? evt.which : evt.keyCode;
	if(keyCode < 48 || keyCode > 57) return false;
}


// Get integer numbers

	
function checkCardNum(evt) {
	evt = (evt) ? evt : window.event;
	var charCode = (evt.which) ? evt.which : evt.keyCode;
	if (charCode < 32 || (charCode > 47 && charCode < 58)) {
		return true;
	} else {
		return (charCode != 8) ? false : true;
	}
}

// Check the imput text
function checkField(event,el,tp) {
	var t = (typeof event.which!="undefined"&& event.which!=null?event.which:event.keyCode),key;
	if (tp == 'none' || t < 20)return true;
	
	key = removeSpcChars(String.fromCharCode(t),el.type);
	switch (tp) {
	  case "text": case "full_name": return isAlfa(key)|| /[ ]/.test(key);
	}
}

// Remove Special chars
function removeSpcChars(vr,type) {
	var ret="",re=/197|198|208|215|216|222|223|229|230|240|247|248/,c=0,s=String(vr);
	for (var i=0;i<s.length;i++) {
 		c = s.charCodeAt(i);
		if ((c > 31&&c < 253&&(c < 127||c > 191)&&!re.test(c)) || (type=="textarea"&& (c==9||c==13||c==10)))ret+=s.charAt(i);
	}
	return ret;
}
function isAlfa(v) {return /^[a-zA-ZαινσϊηγυβκτΰΑΙΝΣΪΗΓΥΒΚΤΐ]+$/.test(v);}