function alertSize() {
		var myWidth = 0, myHeight = 0;
		if( typeof( window.innerWidth ) == 'number' ) {
			//Non-IE
			myWidth = window.innerWidth;
			myHeight = window.innerHeight;
		} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
			//IE 6+ in 'standards compliant mode'
			myWidth = document.documentElement.clientWidth;
			myHeight = document.documentElement.clientHeight;
		} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
			//IE 4 compatible
			myWidth = document.body.clientWidth;
			myHeight = document.body.clientHeight;
		}
		if (myHeight < 566) {
			document.body.style.backgroundPosition = 'center -100px';
				/* changes the background-position CSS attribute to the body of the 	
				current document */
			pageBgSmall = document.getElementById('page');
				/* sets a variable called pageBgSmall to the id "page" found on the 
				main CSS. Then it uses that variable to change #page CSS margin to 
				-100px. */
			pageBgSmall.style.top = '-100px';
			//window.alert( 'Width = ' + myWidth + ' and height = ' + myHeight );
		}
		if (myHeight > 566 && myHeight < 650) {
			document.body.style.backgroundPosition = 'center -50px';
				/* changes the background-position CSS attribute to the body of the 	
				current document */
			pageBgSmall = document.getElementById('page');
				/* sets a variable called pageBgSmall to the id "page" found on the 
				main CSS. Then it uses that variable to change #page CSS margin to 
				-100px. */
			pageBgSmall.style.top = '-50px';
			//window.alert( 'Width = ' + myWidth + ' and height = ' + myHeight );
		}
		if (myHeight > 650 && myHeight < 720) {
			document.body.style.backgroundPosition = 'center -25px';
				/* changes the background-position CSS attribute to the body of the 	
				current document */
			pageBgSmall = document.getElementById('page');
				/* sets a variable called pageBgSmall to the id "page" found on the 
				main CSS. Then it uses that variable to change #page CSS margin to 
				-100px. */
			pageBgSmall.style.top = '-25px';
			//window.alert( 'Width = ' + myWidth + ' and height = ' + myHeight );
		}
	}