function colorFade(id,element,start,end) {
  var startrgb,endrgb,er,eg,eb,step,rint,gint,bint,step;
  var target = document.getElementById(id);
  var value = "";
  steps = 15;
  speed = 15;
  clearInterval(target.timer);
  endrgb = colorConv(end);
  er = endrgb[0];
  eg = endrgb[1];
  eb = endrgb[2];
  if(!target.r) {
    startrgb = colorConv(start);
    r = startrgb[0];
    g = startrgb[1];
    b = startrgb[2];
    target.r = r;
    target.g = g;
    target.b = b;
  }
 
  rint = Math.round(Math.abs(target.r-er)/steps);
  gint = Math.round(Math.abs(target.g-eg)/steps);
  bint = Math.round(Math.abs(target.b-eb)/steps);
  if(rint == 0) { rint = 1 }
  if(gint == 0) { gint = 1 }
  if(bint == 0) { bint = 1 }
  target.step = 1;
  target.timer = setInterval( function() { animateColor(id,element,steps,er,eg,eb,rint,gint,bint) }, speed);
}
function animateColor(id,element,steps,er,eg,eb,rint,gint,bint) {
  var target = document.getElementById(id);
  var color;
  if(target.step <= steps) {
    var r = target.r;
    var g = target.g;
    var b = target.b;
    if(r >= er) {
      r = r - rint;
    } else {
      r = parseInt(r) + parseInt(rint);
    }
    if(g >= eg) {
      g = g - gint;
    } else {
      g = parseInt(g) + parseInt(gint);
    }
    if(b >= eb) {
      b = b - bint;
    } else {
      b = parseInt(b) + parseInt(bint);
    }
    color = 'rgb(' + r + ',' + g + ',' + b + ')';
    if(element == 'background') {
      target.style.backgroundColor = color;
    } else if(element == 'border') {
      target.style.borderColor = color;
    } else {
      target.style.color = color;
    }
    target.r = r;
    target.g = g;
    target.b = b;
    target.step = target.step + 1;
  } else {
    clearInterval(target.timer);
    color = 'rgb(' + er + ',' + eg + ',' + eb + ')';
    if(element == 'background') {
      target.style.backgroundColor = color;
    } else if(element == 'border') {
      target.style.borderColor = color;
    } else {
      target.style.color = color;
    }
  }
}
function colorConv(color) {
  var rgb = [parseInt(color.substring(0,2),16), 
    parseInt(color.substring(2,4),16), 
    parseInt(color.substring(4,6),16)];
  return rgb;
}

function negro(i){
	for(x=1;x<10;x++){
			if(x!=i){
			document.getElementById('e'+x).style.color="#000";
			document.getElementById('e'+x).style.filter = "alpha(opacity=25)";
			document.getElementById('e'+x).style.opacity = ".25";
			}else{
			document.getElementById('e'+x).style.color="#FFF";
			document.getElementById('e'+x).style.filter = "alpha(opacity=100)";
			document.getElementById('e'+x).style.opacity = "1";
			}
	}
}

function aparecer(){
	var color = new Array();
	
	color[1] = "#FF6208";
	color[2] = "#006699";
	color[3] = "#719601";
	color[4] = "#e7b900";
	color[5] = "#c10030";
	color[6] = "#006699";
	color[7] = "#996600";
	color[8] = "#990000";
	color[9] = "#727272";
	
	for(x=1;x<10;x++){
	document.getElementById('e'+x).style.color=color[x];
	document.getElementById('e'+x).style.filter = "alpha(opacity=100)";
	document.getElementById('e'+x).style.opacity = "1";
	}
}


function f(celda)
{
	celda.style.backgroundColor = "#FFDDCC";
}

function sf(celda){
	celda.style.backgroundColor = "#FFF";
}