var $wbr =getBrowsertInfo();
var wsize = null;	
var psize = null;
var lowIeChk = {old_w:0,old_h:0 }
function getWindowSizeObj(){
		var sizeObj = {
		scr : {w:screen.width,h:screen.height},
		availscr : {w:screen.availWidth,h:screen.availHeight},
		win : (_isLowBr_)? {w:$(window).width(),h:$(window).height()}: {w:window.innerWidth,h:window.innerHeight}
	}
	return sizeObj;
}
function getPageSizeObj(){
	var sizeObj = {
		doc : {w:document.documentElement.scrollWidth,h:document.documentElement.scrollHeight},
		scroll : {x:document.documentElement.scrollLeft,y:document.documentElement.scrollTop,top:$(window).scrollTop(),left:$(window).scrollLeft()}
		, header:{h:$("#header-wrap").height()}, footer:{h:$("#footer-wrap").height() + 1}
	};
	return sizeObj;
}
function getWindowSize(){
	wsize =getWindowSizeObj();
}
function getPageSize(){
	psize = getPageSizeObj();
	printWinSizeInfo();
}
function printWinSizeInfo(){
	var str = "";
	str +="window [w : "+wsize.win.w+", h:"+wsize.win.h+"] ";		
	str +="doc [w : "+psize.doc.w+", h:"+psize.doc.h+"]<br/>";
}
var docChkTimer = null;var DOC_COMPLET = null;
function docLoading(loadFunc){
	clearTimeout(docChkTimer);
	if(document.readyState=="loaded" || document.readyState=="complete"){
		DOC_COMPLET = true;
		if(loadFunc!=undefined) loadFunc();
	}
	else{
		docChkTimer = setTimeout(function(){docLoading(loadFunc);},500);
	}
}
function getBrowsertInfo(){
	var $agent = navigator.userAgent;
	var $s = "";
	var $br = {browser:"",browserType:"",browserVer:[]};
		
    if ((/msie 5.0[0-9]*/i).test($agent))         { $s = "MSIE 5.0"; }
    else if((/msie 5.5[0-9]*/i).test($agent))     { $s = "MSIE 5.5"; }
    else if((/msie 6.0[0-9]*/i).test($agent))     { $s = "MSIE 6.0"; }
    else if((/msie 7.0[0-9]*/i).test($agent))     { $s = "MSIE 7.0"; }
    else if((/msie 8.0[0-9]*/i).test($agent))     { $s = "MSIE 8.0"; }
    else if((/msie 9.0[0-9]*/i).test($agent))     { $s = "MSIE 9.0"; }
	else if((/msie 10.0[0-9]*/i).test($agent))     { $s = "MSIE 10.0"; }
	else if((/windows*/i).test($agent) && (/rv:11.0[0-9]*/i).test($agent))     { $s = "MSIE 11.0"; }
    else if((/msie 4.[0-9]*/i).test($agent))      { $s = "MSIE 4.x"; }
    else if((/firefox/i).test($agent))            { $s = "FireFox"; }
    else if((/safari/i).test($agent))            { $s = "FireFox"; }
    else if((/x11/i).test($agent))                { $s = "Netscape"; }
    else if((/opera/i).test($agent))              { $s = "Opera"; }
    else if((/gec/i).test($agent))                { $s = "Gecko"; }
    else if((/bot|slurp/i).test($agent))          { $s = "Robot"; }
    else if((/internet explorer/i).test($agent))  { $s = "IE"; }
    else if((/mozilla/i).test($agent))            { $s = "Mozilla"; }
    else { $s = ""; }
	$br.browser = $s;
	if((/msie/i).test($s)){
		$br.browserType = "IE";
		$br.browserVer =  $s.replace("MSIE " ,"").split(".");
	}
	return $br;
}
var _thisLayout_style = {};
var _orgLayout_style = {};
var _thisPage_cfg  = {};
function checkPageStyle(){
	_orgLayout_style =  $.extend({},_thisLayout_style);  _thisLayout_style = getPageStyle();
}
function getPageStyle(){
	var pg_type = {};
	var chkW = $("body").width();
	if(_isLowBr_ && chkW >1000) chkW = wsize.win.w;
	return pg_type;

}
function _getLayoutHeaderHeight(){
	return	$("#header-wrap").height();
}
function _getLayoutFooterHeight(){
	return	$("#footer-wrap").height();
}
function clearText(thefield) {
  if (thefield.defaultValue==thefield.value) {
    thefield.value="";
  }
} 
function defaultText(thefield) {
  if (thefield.value=="") {
    thefield.value=thefield.defaultValue;
  }
}