function init() {
		//scrollablediv 1
		var scroller = new Bs_ScrollableDiv();
		scroller.init('divContainer_1', 'divContent_1');
		
	  var sliderObj = new Bs_Slider();
		sliderObj.width          = 11;
		sliderObj.height         = 'auto';
		sliderObj.arrowMouseOver = true;
		sliderObj.direction      = 1;
		sliderObj.imgDir         = '';
		sliderObj.setBackgroundImage('Image/scroll_ln.gif', 'repeat');
		sliderObj.setSliderIcon('Image/scroll_knob.gif', 9, 20);
		sliderObj.setArrowIconLeft('Image/scroll_up.gif', 0, 0);
		sliderObj.setArrowIconRight('Image/scroll_dn.gif', 0, 0);
		
		scroller.setSliderObject(sliderObj, 'sliderDiv1');
		scroller.setSlideSpeed(50, 'pixel'); //50 pixel per second
		scroller.setWheelSpeed(10, 'pixel'); //10 pixel per tick
		
	}
function init2() {
		//scrollablediv 1
		var scroller = new Bs_ScrollableDiv();
		scroller.init('divContainer_2', 'divContent_2');
		
	  var sliderObj = new Bs_Slider();
		sliderObj.width          = 11;
		sliderObj.height         = 'auto';
		sliderObj.arrowMouseOver = true;
		sliderObj.direction      = 1;
		sliderObj.imgDir         = '';
		sliderObj.setBackgroundImage('Image/scroll_ln.gif', 'repeat');
		sliderObj.setSliderIcon('Image/scroll_knob.gif', 9, 20);
		sliderObj.setArrowIconLeft('Image/scroll_up.gif', 0, 0);
		sliderObj.setArrowIconRight('Image/scroll_dn.gif', 0, 0);
		
		scroller.setSliderObject(sliderObj, 'sliderDiv2');
		scroller.setSlideSpeed(50, 'pixel'); //50 pixel per second
		scroller.setWheelSpeed(10, 'pixel'); //10 pixel per tick
		
	}
function Change_src(SRC, Description) {
		document.getElementById("Large_Image").src = "Admin/Prerequisite_images/"+SRC;
		document.getElementById("Image_Description").innerHTML =  Description;
}

function A_Display_On(ALink_On, TotalHiddenAlink) {
		TotalHiddenAlink = document.getElementById(TotalHiddenAlink).value;
		for (i = 0; i < TotalHiddenAlink; i++)
		document.getElementById("IMG_"+i).style.display = "none";
		
		document.getElementById("IMG_"+ALink_On).style.display =  "";
}