// JavaScript Document



var flash;

window.onload = function() {

	if(navigator.appName.indexOf("Microsoft") != -1) {

		flash = window.Flash_id;

	}else {

		flash = window.document.Flash_id;

	}

}





window.onscroll = onUserScroll;



getScrollOffsetY = function(){

    var pageYOffset = 0

    if( typeof( window.pageYOffset ) == 'number' ) {

        //Non-IE

        pageYOffset = window.pageYOffset;

    }

    else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {

        //IE 6+ in 'standards compliant mode'

        pageYOffset = document.documentElement.scrollTop;

    }

    else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {

        //IE 4 compatible

        pageYOffset = document.body.scrollTop;

    }

    return pageYOffset;

}



getWindowHeight = function(){

    var windowHeight = 0

    if( typeof( window.innerHeight ) == 'number' ) {

        //Non-IE

        windowHeight = window.innerHeight;

    }

    else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {

        //IE 6+ in 'standards compliant mode'

        windowHeight = document.documentElement.clientHeight;

    }

    else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {

        //IE 4 compatible

        windowHeight = document.body.clientHeight;

    }

    return windowHeight;

}



function onUserScroll(){

	var topY = this.getScrollOffsetY();

	var bottomY = topY + this.getWindowHeight();

	

	var newY = topY - (8030 - this.getWindowHeight())/2;

	var scrollStep = Math.round(newY);



	var scrollAmount = Math.min(scrollStep, 8030 - 4025);



	

	

	

	if(scrollAmount != 0){

		flash.ScrollFlash(topY);

	}

	

	this.lastTop = topY;

}



function pos_scroll(y) {

	//alert(y);

    /*if( typeof( window.pageYOffset ) == 'number' ) {

        //Non-IE

        window.pageYOffset = y

    }

    else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {

        //IE 6+ in 'standards compliant mode'

        document.documentElement.scrollTop = y

    }

    else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {

        //IE 4 compatible

        document.body.scrollTop = y

    }*/

	

	window.scrollTo(0,y);

}