// Deslizante

// Navegador
NS = (document.layers) ? 1 : 0;
IE = (document.all) ? 1: 0;

// error
self.onError=null;

// Variables globales
currentX = currentY = 0;  
whichIt = null;           
lastScrollX = 0; lastScrollY = 0;


<!-- CODIGO PARA DESLIZAR -->
function deslizar() {

        if(IE) { 
		diffY = document.body.scrollTop; 
	}
    if(NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }
        
        if(diffY != lastScrollY) {
                porcentaje = .1 * (diffY - lastScrollY);
                if(porcentaje > 0) porcentaje = Math.ceil(porcentaje);
                else porcentaje = Math.floor(porcentaje);
                                if(IE) document.all.floater.style.pixelTop = document.all.floater.style.pixelTop + porcentaje;
                                if(NS) document.floater.top += porcentaje; 
                lastScrollY = lastScrollY + porcentaje;
    }
}
<!-- /CODIGO PARA DESLIZAR -->

<!-- DRAG & DROP -->
function comprobar_foco(x,y) { 
        deslizantex = document.floater.pageX;
        deslizantey = document.floater.pageY;
        deslizantewidth = document.floater.clip.width;
        deslizanteheight = document.floater.clip.height;
        if( (x > deslizantex && x < (deslizantex+deslizantewidth)) && (y > deslizantey && y < (deslizantey+deslizanteheight))) return true;
        else return false;
}

function fijar(e) {
        if(IE) {
                whichIt = event.srcElement;
                while (whichIt.id.indexOf("floater") == -1) {
                        whichIt = whichIt.parentElement;
                        if (whichIt == null) { return true; }
            }
                whichIt.style.pixelLeft = whichIt.offsetLeft;
            whichIt.style.pixelTop = whichIt.offsetTop;
                currentX = (event.clientX + document.body.scrollLeft);
                currentY = (event.clientY + document.body.scrollTop);   
        } else { 
        window.captureEvents(Event.MOUSEMOVE);
        if(comprobar_foco (e.pageX,e.pageY)) { 
                whichIt = document.floater;
                deslizanteToqueX = e.pageX-document.floater.pageX;

                deslizanteToqueY = e.pageY-document.floater.pageY;
        } 
        }
    return true;
}

function mover(e) {
        if (whichIt == null) { return false; }
        if(IE) {
            newX = (event.clientX + document.body.scrollLeft);
            newY = (event.clientY + document.body.scrollTop);
            distanciaX = (newX - currentX);    distanciaY = (newY - currentY);
            currentX = newX;    currentY = newY;
            whichIt.style.pixelLeft += distanciaX;
            whichIt.style.pixelTop += distanciaY;
                if(whichIt.style.pixelTop < document.body.scrollTop) whichIt.style.pixelTop = document.body.scrollTop;
                if(whichIt.style.pixelLeft < document.body.scrollLeft) whichIt.style.pixelLeft = document.body.scrollLeft;
                if(whichIt.style.pixelLeft > document.body.offsetWidth - document.body.scrollLeft - whichIt.style.pixelWidth - 20) whichIt.style.pixelLeft = document.body.offsetWidth - whichIt.style.pixelWidth - 20;
                if(whichIt.style.pixelTop > document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5) whichIt.style.pixelTop = document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5;
                event.returnValue = false;
        } else { 
                whichIt.moveTo(e.pageX-deslizanteToqueX,e.pageY-deslizanteToqueY);
        if(whichIt.left < 0+self.pageXOffset) whichIt.left = 0+self.pageXOffset;
        if(whichIt.top < 0+self.pageYOffset) whichIt.top = 0+self.pageYOffset;
        if( (whichIt.left + whichIt.clip.width) >= (window.innerWidth+self.pageXOffset-17)) whichIt.left = ((window.innerWidth+self.pageXOffset)-whichIt.clip.width)-17;
        if( (whichIt.top + whichIt.clip.height) >= (window.innerHeight+self.pageYOffset-17)) whichIt.top = ((window.innerHeight+self.pageYOffset)-whichIt.clip.height)-17;
        return false;
        }
    return false;
}

function arrastrar() {
    whichIt = null;
    if(NS) window.releaseEvents (Event.MOUSEMOVE);
    return true;
}
<!-- DRAG DROP CODE -->

function crearbanner(tipo)
{
	if (NS)
		ancho=innerWidth;
	else
		ancho=document.body.clientWidth;
	
	if (ancho<=780)
		leftini=800;
	else
		leftini=((780+ancho)/2);

	if (tipo==1)
	{
		document.write('<DIV ID="floater" style="position:absolute;left:'+leftini+';top:12px;z-index:2;visibility:visible;width:114px;height:325px"> ');
		document.write('  <TABLE width="100%" border="0">');
		document.write('    <TR> ');
		document.write('      <TD>');
		document.write('		<BANNERAD>');
		document.write('			<a href=javascript:jump2url() onMouseOver=displayStatusMsg();return document.returnValue>');
		document.write('			<IMG src=/img/Banner/hgs2.jpg width=117 height=550 border=0 name=bannerADrotator style=filter:revealTrans(duration=2,transition=20)>');
		document.write('			</a>');
		document.write('			<script language="JavaScript">nextAd(1)</script>');
		document.write('			</BANNERAD>');
		document.write('      </TD>');
		document.write('    </TR>');
		document.write('  </TABLE>');
		document.write('  <P>&nbsp;</P>');
		document.write('</DIV>');
	}
	

	if(NS || IE) action = window.setInterval("deslizar()",1);
// Para mostrar todas las imagenes en rotación poner la linea de abajo
//	nextAd(1);
}

// Coloca el banner al dimensionar la ventana
function recolocarbanner()
{
	if (NS)
		ancho=innerWidth;
	else
		ancho=document.body.clientWidth;
	
	if (ancho<=780)
		leftini=770;
	else
		leftini=((760+ancho)/2);

	if(IE) document.all.floater.style.pixelLeft = leftini;
	if(NS) document.floater.left = leftini; 
}