// JavaScript Document

function sCmsCreateCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";		
}

function sCmsReadCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}


function getScrollXY() {
    var x = 0, y = 0;
    if( typeof( window.pageYOffset ) == 'number' ) {
        // Netscape
        x = window.pageXOffset;
        y = window.pageYOffset;
    } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
        // DOM
        x = document.body.scrollLeft;
        y = document.body.scrollTop;
    } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
        // IE6 standards compliant mode
        x = document.documentElement.scrollLeft;
        y = document.documentElement.scrollTop;
    }
    return [x, y];
}
            
function setScrollXY(x, y) {
    window.scrollTo(x, y);
}



function saveScroll(){
	var arrScroll = getScrollXY();
	sCmsCreateCookie('scrollx',arrScroll[0],1);
	sCmsCreateCookie('scrolly',arrScroll[1],1);
}

function loadScroll(){
	var lngScrollX = sCmsReadCookie('scrollx');	
	var lngScrollY = sCmsReadCookie('scrolly');	
	
	if(lngScrollX && lngScrollY) {
		setScrollXY(lngScrollX, lngScrollY);
		
		sCmsCreateCookie('scrollx',null,1);
		sCmsCreateCookie('scrolly',null,1);
	}
}