function BrowserWindowWidth() {
	var myWidth = 0;
	if (typeof (window.innerWidth) == 'number') {
		//Non-IE
		myWidth = window.innerWidth;
	}
	else if (document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
	}
	else if (document.body && (document.body.clientWidth || document.body.clientHeight)) {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
	}
	return myWidth;
}


function BrowserWindowHeight() {
	var myHeight = 0;
	if (typeof (window.innerWidth) == 'number') {
		//Non-IE
		myHeight = window.innerHeight;
	}
	else if (document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
		//IE 6+ in 'standards compliant mode'
		myHeight = document.documentElement.clientHeight;
	}
	else if (document.body && (document.body.clientWidth || document.body.clientHeight)) {
		//IE 4 compatible
		myHeight = document.body.clientHeight;
	}
	return myHeight;
}



function StyleSheetChanger(cssClassName, toChange, changeTo) {
    for (i = 0; document.styleSheets.length > i; i++)//Mozilla
    {
        if (document.styleSheets[i].rules != undefined) {
            for (j = 0; document.styleSheets[i].rules.length > j; j++) {
                var cls = document.styleSheets[i].rules[j].selectorText.toLowerCase();
                if (document.styleSheets[i].rules[j].selectorText.toLowerCase() == cssClassName) {
                    document.styleSheets[i].rules[j].style[toChange] = changeTo;
                }
            }
        }
        else if (document.styleSheets[i].cssRules != undefined)//IE
        {
            for (j = 0; document.styleSheets[i].cssRules.length > j; j++) {
                if (document.styleSheets[i].cssRules[j].selectorText.toLowerCase() == cssClassName) {
                    document.styleSheets[i].cssRules[j].style[toChange] = changeTo;
                }
            }
        }
        else  {
            window.alert("Your browser won't support the changing of a style sheet by javascript!");
        }
    }
}