/******************************************************************
* FUNCAO: 		getPageScroll
* OBJETIVO:		Pega o tamanho do scroll
* PARAMETROS:	
* SAIDA:		array com os tamnhos
*******************************************************************/
function getPageScroll () {
	
	var yScroll;
	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {
		yScroll = document.body.scrollTop;
	}
	arrayPageScroll = new Array('',yScroll)
	return arrayPageScroll;
}