var arrMOImg = new Array();
var arrMImg = new Array();

for( var i = 1; i <= 7; i++ ) {
	arrMOImg[i-1] = new Image();
	arrMOImg[i-1].src = 'img/bt_' + i + '_on.jpg';

	arrMImg[i-1] = new Image();
	arrMImg[i-1].src = 'img/bt_' + i + '.jpg';
}

function bluring() 
{
	if( event.srcElement.tagName == 'A' || event.srcElement.tagName == 'IMG' )
		document.body.focus();
}

function init() 
{
	document.onfocusin = bluring;
}

function recruitPopUp( str )
{
	window.open(str, 'recruit', 'toolbar=no,scrollbars=no,location=no,directories=no,status=no,menubar=no,resizable=no,width=500,height=635');
}

function infoPopUp( str )
{
	window.open(str, 'ifd', 'toolbar=no,scrollbars=auto,location=no,directories=no,status=no,menubar=no,resizable=yes,width=675,height=560');
}

function freePopUp( str, wd, ht )
{
	window.open(str, 'ifd'+wd+ht, 'toolbar=no,scrollbars=yes,location=no,directories=no,status=no,menubar=no,resizable=yes,width='+wd+',height='+ht);
}

function closeResize()
{
	window.resizeTo( 1000, 1000);
	window.close();
}

function checkEmail(str) 
{
    var reg = /^[\w\-\.]+@[\w\-]+(\.[\w\-]+)*\.[a-z]{2,}$/i;
	
	if( !reg.test(str) ) 
		return false;
	else 
		return true;
}

function trimStr(str) 
{
	return str.replace(/(^[\s\r\t\n�@]*)|([\s\r\t\n�@]*$)/g, ""); 
}