/*TRIM*/
function trim(TRIM_VALUE){
	if(TRIM_VALUE.length < 1){
		return"";
	}
	TRIM_VALUE = rtrim(TRIM_VALUE);
	TRIM_VALUE = ltrim(TRIM_VALUE);
	if(TRIM_VALUE==""){
		return "";
	}
	else{
		return TRIM_VALUE;
	}
} //End Function

function rtrim(VALUE){
	var w_space = String.fromCharCode(32);
	var v_length = VALUE.length;
	var strTemp = "";
	if(v_length < 0){
		return"";
	}
	var iTemp = v_length -1;

	while(iTemp > -1){
		if(VALUE.charAt(iTemp) == w_space){
		}
		else{
			strTemp = VALUE.substring(0,iTemp +1);
			break;
		}
		iTemp = iTemp-1;

	} //End While
	return strTemp;

} //End Function

function ltrim(VALUE){
	var w_space = String.fromCharCode(32);
	if(v_length < 1){
		return"";
	}
	var v_length = VALUE.length;
	var strTemp = "";

	var iTemp = 0;

	while(iTemp < v_length){
		if(VALUE.charAt(iTemp) == w_space){
		}
		else{
			strTemp = VALUE.substring(iTemp,v_length);
			break;
		}
		iTemp = iTemp + 1;
	} //End While
	return strTemp;
} //End Function
/*fim TRIM*/

function empty( string ){
	return trim( string ) == "" ? true : false;
}
function isEmail( email ){
	return email.match ( /^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$/ );
}
function isTelefone( telefone ){
	return telefone.match ( /^[1-9][0-9]{3}-[0-9]{4}/ );
}
function is_numeric( numero ){
	return !isNaN( numero );
}