// path donde encontrar las imagenes
	var imageBaseName1 = "./images/prom1_";
	var imageBaseName2 = "./images/prom2_";
	var imageBaseName3 = "./images/prom3_";

	// extension de las imagenes
	var imageExtension = ".jpg";
	
	var imageURLArray = new Array();	
	imageURLArray['prom1_1'+imageExtension] = "./cr";
	imageURLArray['prom1_2'+imageExtension] = "./index.php?page=contact";
	imageURLArray['prom1_3'+imageExtension] = "./index.php?page=company";
	imageURLArray['prom1_4'+imageExtension] = "./otr";
	imageURLArray['prom1_5'+imageExtension] = "./index.php?page=ourwork";
	imageURLArray['prom2_1'+imageExtension] = "./index.php?page=customers";
	imageURLArray['prom2_2'+imageExtension] = "./index.php?page=services";
	imageURLArray['prom2_3'+imageExtension] = "./sw";
	imageURLArray['prom2_4'+imageExtension] = "./index.php?page=services";
	imageURLArray['prom2_5'+imageExtension] = "./ea";
	imageURLArray['prom2_6'+imageExtension] = "./rmk";
	imageURLArray['prom3_1'+imageExtension] = "./index.php?page=ourwork";
	imageURLArray['prom3_2'+imageExtension] = "./index.php?page=ourwork";
	imageURLArray['prom3_3'+imageExtension] = "./index.php?page=products";
	imageURLArray['prom3_4'+imageExtension] = "./index.php?page=customers";
	imageURLArray['prom3_5'+imageExtension] = "./index.php?page=company";
	imageURLArray['prom3_6'+imageExtension] = "./vk";

	// milisegundos de intervalo entre imagenes
	var imageInterval1 = 11000;
	var imageInterval2 = 13000;
	var imageInterval3 = 9000;
	// maxima cantidad de imagenes
	var imageTop1 = 5;
	var imageTop2 = 6;
	var imageTop3 = 6;
	// imegen inicial
	var imageCurrent1 = 1;
	var imageCurrent2 = 1;
	var imageCurrent3 = 1;
	
	var timer1 = null;
	var timer2 = null;
	var timer3 = null;
	var imgControl1 = null;
	var imgControl2 = null;
	var imgControl3 = null;
	
	function setNextImage1()
	{
	  var ran = Math.random();
		imageCurrent1 = Math.floor(ran * imageTop1) +1;    		
		imgControl1.src = imageBaseName1 + imageCurrent1 + imageExtension;
	}
	
	function setNextImage2()
	{
	  var ran = Math.random();
		imageCurrent2 = Math.floor(ran * imageTop1) +1;   		
		imgControl2.src = imageBaseName2 + imageCurrent2 + imageExtension;
	}
	
	function setNextImage3()
	{
	  var ran = Math.random();
		imageCurrent3 = Math.floor(ran * imageTop1) +1;   		
		imgControl3.src = imageBaseName3 + imageCurrent3 + imageExtension;
	}
	
	function changeImage1()
	{
		window.setTimeout ( "setNextImage1()", 10 );		
	}
	
	function changeImage2()
	{
		window.setTimeout ( "setNextImage2()", 10 );		
	}
	function changeImage3()
	{
		window.setTimeout ( "setNextImage3()", 10 );		
	}

	function setImages(_imgControl1, _imgControl2, _imgControl3, _imgControl4)
	{		
		imgControl1 = _imgControl1;
		timer1 = window.setInterval ("changeImage1()", imageInterval1 );
		
    imgControl2 = _imgControl2;
		timer2 = window.setInterval ("changeImage2()", imageInterval2 );
		
    imgControl3 = _imgControl3;
		timer3 = window.setInterval ("changeImage3()", imageInterval3 );
	
	}

	// Funciones de pre-carga de imagen
	
	function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
  }
  
  function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
  var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
  if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
  }
  
  function MM_findObj(n, d) { //v4.01
  var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
  d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
  }
  
  function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
  if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
  }

  function goto(img)
  {
    var values = img.src.split("/");
    if (typeof(imageURLArray[values[values.length - 1]])!="undefined")
         window.location.href = imageURLArray[values[values.length - 1]];
  }

  function image_onLoad()
  {
  MM_preloadImages(
  './images/prom1_1.jpg',
  './images/prom1_2.jpg',
  './images/prom1_3.jpg',
  './images/prom1_4.jpg',
  './images/prom1_5.jpg',
  './images/prom2_1.jpg',
  './images/prom2_2.jpg',
  './images/prom2_3.jpg',
  './images/prom2_4.jpg',
  './images/prom2_5.jpg',
  './images/prom2_6.jpg',
  './images/prom3_1.jpg',
  './images/prom3_2.jpg',
  './images/prom3_3.jpg',
  './images/prom3_4.jpg',
  './images/prom3_5.jpg',
  './images/prom3_6.jpg'
  );
}