var index;
var firstTime;
function startBanners()
{    
	
	firstTime = 1;
	timeToWait=3000;

    numberOfBanners = 7;
    index = new Array(7);
    elapsedTimeInDisplay = new Array(7);
    
    cantImagesPorBanner = new Array(1,1,1,1,2,1,1);
    for (i=0;i<7;i++) 
    {
	    index[i]=-1;
	    elapsedTimeInDisplay[i]=0;
	    
    }
   
    listOfImages = MultiDimensionalArray(numberOfBanners,4); 
    locations = MultiDimensionalArray(numberOfBanners,4);
  	
      
    timeInDisplay = MultiDimensionalArray(numberOfBanners,4); 
   // elapsedTimeInDisplay = MultiDimensionalArray(numberOfBanners,4); 
   
    
    
    timeInDisplay[0][0]=0;
    timeInDisplay[1][0]=0;
    timeInDisplay[2][0]=0;
    timeInDisplay[3][0]=0;
    
    timeInDisplay[4][0]=3;
    timeInDisplay[4][1]=3;
    
    timeInDisplay[5][0]=0;
    
/*
    elapsedTimeInDisplay[0][0]=0;
    elapsedTimeInDisplay[1][0]=0;
    elapsedTimeInDisplay[2][0]=0;
    elapsedTimeInDisplay[3][0]=0;
    elapsedTimeInDisplay[4][0]=0;
    elapsedTimeInDisplay[4][1]=0;
    elapsedTimeInDisplay[4][2]=0;
    elapsedTimeInDisplay[4][3]=0;
    elapsedTimeInDisplay[5][0]=0;
    elapsedTimeInDisplay[5][1]=0;
    elapsedTimeInDisplay[5][2]=0;
    elapsedTimeInDisplay[5][3]=0;
  */      

    
    listOfImages[0][0] = new Image(100,113);
    listOfImages[0][0].src = "banners/temis.gif";
      
    listOfImages[1][0] = new Image(100,113);
    listOfImages[1][0].src = "banners/elea.jpg";

    listOfImages[2][0] = new Image(100,113);
    listOfImages[2][0].src = "banners/pervinox.gif";

    listOfImages[4][0] = new Image(100,113);
    listOfImages[4][0].src = "banners/cilfa.jpg";
    listOfImages[4][1] = new Image(100,113);
    listOfImages[4][1].src = "banners/caemme.jpg";
    
    
    listOfImages[5][0] = new Image(100,113);
    listOfImages[5][0].src = "banners/trb.gif";    
    
    
    listOfImages[3][0] = new Image(100,113);
    listOfImages[3][0].src = "banners/favaloro.gif";

   listOfImages[6][0] = new Image(100,113);
   listOfImages[6][0].src = "banners/asamed.jpg";
                
    locations[0][0] = "http://www.temislostalo.com.ar/";
    locations[1][0] = "http://www.lisovyr.com.ar/";
    locations[2][0] = "http://www.pervinox.com.ar/";
    
    locations[4][0] = "http://www.cilfa.org.ar/";
    locations[4][1] = "http://www.caeme.org.ar/";
    
    locations[5][0] = "http://www.trbpharma.com/";
   
    

    locations[3][0] = "http://www.fundacionfavaloro.org/home/index.htm";
   
    locations[6][0] = "http://www.asamed.org.ar";
   
    
    thetimer = setTimeout("changeimage()", 500);
 
}

function MultiDimensionalArray(iRows,iCols)
{
var i;
var j;
   var a = new Array(iRows);
   for (i=0; i < iRows; i++)
   {
       a[i] = new Array(iCols);
       for (j=0; j < iCols; j++)
       {
           a[i][j] = "";
       }
   }
   return(a);
}
 

function changeimage(){

	//alert("cambio!");
	
	
	for(i=0;i<numberOfBanners; i++)
	{
		elapsedTimeInDisplay[i]++;
		//alert(timeInDisplay[i][index[i]]);
//		alert("i="+ i + " index[i]="+ index[i]);
		
		if(elapsedTimeInDisplay[i]>=timeInDisplay[i][index[i]] || firstTime==1)
		{
	//	alert("das");	
			elapsedTimeInDisplay[i]=0;
			if(cantImagesPorBanner[i]!=1 || (cantImagesPorBanner[i]==1 && firstTime==1))
			{		
			    index[i] = index[i] + 1;
			    if (index[i] == cantImagesPorBanner[i]) {
			        index[i] = 0; 
			    }
			    imagesource = listOfImages[i][index[i]].src;
			    var banner = document.getElementById('banner'+i);
			    banner.src = imagesource;	
		    }
	    }
	}
	
	firstTime=0;
//	if(timeToWait==15000) timeToWait=1000;
//	else timeToWait=15000;
    thetimer = setTimeout("changeimage()",1000);
}

function changepage(id) {
	
	// location = locations[id][index[id]];
	window.open(locations[id][index[id]],"");
}