function cmnRemove_class( eOn, sClass_name ){
	cmnSet_class( eOn, "", sClass_name );
}

function cmnSet_class( eOn, sClass_name, sInstead ){
	if( eOn ){
		sClass_name = ( sClass_name.length ) ? sClass_name.replace( /(^\s+|\s+$)/, "" ) : "";
		if( eOn.className.length ){
			var sOld = sClass_name;
			if( sInstead && sInstead.length ){
				sInstead = sInstead.replace( /\s+(\S)/g, "|$1" );
				if( sOld ){
					sOld += "|";
				}
				sOld += sInstead;
			}
			eOn.className = eOn.className.replace( new RegExp("(^|\\s+)(" + sOld +")($|\\s+)", "g"), "$1" );
		}
		eOn.className += ( eOn.className.length && sClass_name ? " " : "" ) + sClass_name;
	}
}

function cmnMatch_class( eOn, sClass_name ){
	return ( sClass_name && eOn.className && eOn.className.length && eOn.className.match( new RegExp("(^|\\s+)(" + sClass_name +")($|\\s+)") ) );
}

function getAbsoluteCoords(oElement){
	var oResult = {
		iTop  : 0,
		iLeft : 0
		};
	while(oElement) {
		oResult.iTop += oElement.offsetTop;
		oResult.iLeft += oElement.offsetLeft;
		oElement = oElement.offsetParent;
	}
	return oResult;
}

function footerFixer() {
    if($.browser.msie) {
        var iHeight = parseInt(document.getElementById('layout').clientHeight);
        var oFooter = document.getElementById('footer');
        oFooter.style.top = (iHeight - 100) + 'px';
        oFooter.style.bottom = 0 + 'px';
    }
}