domingo, 6 de octubre de 2013

LETRERO EN MOVIMIENTO QUE SIGUE AL CURSOR

Si quieres animar un poco tu blog puedes añadir este gracioso letrero de bienvenida que se movera junto al cursor.
   Par colocar est eecto es muy sencillo sólo tienes que añadir un gadget : HTML/Javascript y colocar este código:
                                 <style type='text/css'>
/* Texto giratorio que sigue al cursor */
#outerCircleText {
font-style: italic;
font-weight: bold;
font-family: verdana, arial; /* Tipo de letra */
color:#0000ff ; /* Color del texto */

/* No editar esta area */
position: absolute;top: 0;left: 0;z-index: 3000;cursor: default;}
#outerCircleText div {position: relative;}
#outerCircleText div div {position: absolute;top: 0;left: 0;text-align: center;}
</style><br />
<script type='text/javascript'>
//<![CDATA[
/* Circling text trail- Tim Tilton
Website: http://www.tempermedia.com/
Visit: http://www.dynamicdrive.com/ for Original Source and tons of scripts
Modified Here for more flexibility and modern browser support
Modifications as first seen in http://www.dynamicdrive.com/forums/
username:jscheuer1 - This notice must remain for legal use
*/

;(function(){

// Mensaje
var msg = "Bienvenidos";

// Tamaño de la letra
var size = 22;

// Determina si es ovalado o circular, 1 es circular, 2 es ovalado
var circleY = 7; var circleX = 3;

// Espacio entre cada letra
var letter_spacing = 5;

// Diametro del circulo
var diameter = 10;

// Velocidad de rotacion
var rotation = 0.2;

// Velocidad de reaccion
var speed = 0.3;

////////////////////// No editar nada mas //////////////////////

if (!window.addEventListener && !window.attachEvent || !document.createElement) return;

msg = msg.split('');
var n = msg.length - 1, a = Math.round(size * diameter * 0.208333), currStep = 20,
ymouse = a * circleY + 20, xmouse = a * circleX + 20, y = [], x = [], Y = [], X = [],
o = document.createElement('div'), oi = document.createElement('div'),
b = document.compatMode && document.compatMode != "BackCompat"? document.documentElement : document.body,

mouse = function(e){
e = e || window.event;
ymouse = !isNaN(e.pageY)? e.pageY : e.clientY; // y-position
xmouse = !isNaN(e.pageX)? e.pageX : e.clientX; // x-position
},

makecircle = function(){ // rotation/positioning
if(init.nopy){
o.style.top = (b || document.body).scrollTop + 'px';
o.style.left = (b || document.body).scrollLeft + 'px';
};
currStep -= rotation;
for (var d, i = n; i > -1; --i){ // makes the circle
d = document.getElementById('iemsg' + i).style;
d.top = Math.round(y[i] + a * Math.sin((currStep + i) / letter_spacing) * circleY - 15) + 'px';
d.left = Math.round(x[i] + a * Math.cos((currStep + i) / letter_spacing) * circleX) + 'px';
};
},

drag = function(){ // makes the resistance
y[0] = Y[0] += (ymouse - Y[0]) * speed;
x[0] = X[0] += (xmouse - 20 - X[0]) * speed;
for (var i = n; i > 0; --i){
y[i] = Y[i] += (y[i-1] - Y[i]) * speed;
x[i] = X[i] += (x[i-1] - X[i]) * speed;
};
makecircle();
},

init = function(){ // appends message divs, & sets initial values for positioning arrays
if(!isNaN(window.pageYOffset)){
ymouse += window.pageYOffset;
xmouse += window.pageXOffset;
} else init.nopy = true;
for (var d, i = n; i > -1; --i){
d = document.createElement('div'); d.id = 'iemsg' + i;
d.style.height = d.style.width = a + 'px';
d.appendChild(document.createTextNode(msg[i]));
oi.appendChild(d); y[i] = x[i] = Y[i] = X[i] = 0;
};
o.appendChild(oi); document.body.appendChild(o);
setInterval(drag, 25);
},

ascroll = function(){
ymouse += window.pageYOffset;
xmouse += window.pageXOffset;
window.removeEventListener('scroll', ascroll, false);
};

o.id = 'outerCircleText'; o.style.fontSize = size + 'px';

if (window.addEventListener){
window.addEventListener('load', init, false);
document.addEventListener('mouseover', mouse, false);
document.addEventListener('mousemove', mouse, false);
if (/Apple/.test(navigator.vendor))
window.addEventListener('scroll', ascroll, false);
}
else if (window.attachEvent){
window.attachEvent('onload', init);
document.attachEvent('onmousemove', mouse);
};

})();
//]]>
</script>

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