/*pbs 12.2009

12.2010
v0.14

agr aceita argumentos:

msg

url2go

isto requer CSS´s
o pbs.css

*/

jQuery.fn.adicionaDiv = function( $msg , $url2go ){

	//alert( $url2go  );
	
    if( $url2go == "" )
        $url2go = "#";
    
    //o tamanho da page..
    var arrPageSizes = ___getPageSize();

    // Get page scroll
    var arrPageScroll = ___getPageScroll();

    //construir o HTML q vai ser append à page
    var div = jQuery("<div class='fullscreen'><div class='dica' style='top:"+( arrPageScroll[1] + (arrPageSizes[3] / 10) )+"'>"+$msg+"<br><br><div style='width:200px'><a href='"+$url2go+"' onclick='jQuery().removeDiv();' class='btn'>ok</a></div></div></div>");



    jQuery("body").append( div );

    jQuery(".fullscreen").css(
        {
            opacity: .7 ,
            width: arrPageSizes[0],
            height: arrPageSizes[1]
        }
    );

        jQuery(".fullscreen").fadeIn( 1000 );

    jQuery(".dica").css({
        top:	arrPageScroll[1] + (arrPageSizes[3] / 10),
        //top:	arrPageSizes[1] / 2,
        left:	arrPageSizes[0] / 2
    });

    //alert();

}


jQuery.fn.removeDiv = function(){
    jQuery(".fullscreen").fadeOut( 500 );
}

























//---------------------------------------------------------
//funções externas, pensar em meter num file à parte..
/**
		 / THIRD FUNCTION
		 * getPageSize() by quirksmode.com
		 *
		 * @return Array Return an array with page width, height and window width, height
		 */
function ___getPageSize() {
    var xScroll, yScroll;
    if (window.innerHeight && window.scrollMaxY) {
        xScroll = window.innerWidth + window.scrollMaxX;
        yScroll = window.innerHeight + window.scrollMaxY;
    } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
        xScroll = document.body.scrollWidth;
        yScroll = document.body.scrollHeight;
    } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
        xScroll = document.body.offsetWidth;
        yScroll = document.body.offsetHeight;
    }
    var windowWidth, windowHeight;
    if (self.innerHeight) {	// all except Explorer
        if(document.documentElement.clientWidth){
            windowWidth = document.documentElement.clientWidth;
        } else {
            windowWidth = self.innerWidth;
        }
        windowHeight = self.innerHeight;
    } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
        windowWidth = document.documentElement.clientWidth;
        windowHeight = document.documentElement.clientHeight;
    } else if (document.body) { // other Explorers
        windowWidth = document.body.clientWidth;
        windowHeight = document.body.clientHeight;
    }
    // for small pages with total height less then height of the viewport
    if(yScroll < windowHeight){
        pageHeight = windowHeight;
    } else {
        pageHeight = yScroll;
    }
    // for small pages with total width less then width of the viewport
    if(xScroll < windowWidth){
        pageWidth = xScroll;
    } else {
        pageWidth = windowWidth;
    }
    arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
    return arrayPageSize;
};




/**
		 / THIRD FUNCTION
		 * getPageScroll() by quirksmode.com
		 *
		 * @return Array Return an array with x,y page scroll values.
		 */
function ___getPageScroll() {
    var xScroll, yScroll;
    if (self.pageYOffset) {
        yScroll = self.pageYOffset;
        xScroll = self.pageXOffset;
    } else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
        yScroll = document.documentElement.scrollTop;
        xScroll = document.documentElement.scrollLeft;
    } else if (document.body) {// all other Explorers
        yScroll = document.body.scrollTop;
        xScroll = document.body.scrollLeft;
    }
    arrayPageScroll = new Array(xScroll,yScroll);
    return arrayPageScroll;
};