function AbrirCentro(url,nompopup,popW,popH,resizable,scroll){
	w = screen.availWidth;
	h = screen.availHeight;
	var leftPos = (w-popW)/2, topPos = (h-popH)/2;
	window.open(url,nompopup,'width=' + popW + ',height=' + popH + ',top=' + topPos + ',left=' + leftPos + ',resizable=' + resizable + ',scrollbars=' + scroll );
}

function Over(src,color) {
    src.bgColor=color; src.style.cursor="hand";
} 

function Out(src,color) { 
    src.bgColor=color; src.style.cursor="default"; 
}

function OverImg(name,posicion) {
	actual = document.getElementById(name).src
	total = actual.length
	tipo = actual.substr(total-3,total)
	if (tipo=="jpg") {
		formato = "jpg"
	} else {
		formato = "gif"
	}
	if (posicion == "1") {
		document.getElementById(name).src = "../images/" + name + "_on." + formato;
	}
	if (posicion == "2") {
		document.getElementById(name).src = "images/" + name + "_on." + formato;
	}
	if (posicion == "3") {
		document.getElementById(name).src = "../images/" + name + "_on." + formato;
	}
}

function OutImg(name,posicion) {
	actual = document.getElementById(name).src
	xposicion = actual.indexOf("manager")
	total = actual.length
	tipo = actual.substr(total-3,total)
	if (tipo=="jpg") {
		formato = "jpg"
	} else {
		formato = "gif"
	}	
	if (posicion == "1") {
		document.getElementById(name).src = "../images/" + name + "." + formato;
	}
	if (posicion == "2") {
		document.getElementById(name).src = "images/" + name + "." + formato;
	}
	if (posicion == "3") {
		document.getElementById(name).src = "../images/" + name + "." + formato;
	}	
}

function EsEmail(string) {
	if (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1) {
		return true;
	} else {
		return false;
	}
}

function EsNumero(string) {
	if ((string.length) == 0) {
		return false;
	}
	if (isNaN(string)) {
		return false;
	} else {
		return true	;
	}
}

function Enteros(string) {
    var valid = "0123456789";
    var rpta = '';
    for (var i=0; i<string.length; i++){
        val = string.substring(i, i+1);
        if (valid.indexOf(val) > -1) rpta += val;
    }
    return rpta;
}

function Decimales(string) {
    var valid = ".0123456789";
    var rpta = '';
    for (var i=0; i<string.length; i++){
        val = string.substring(i, i+1);
        if (valid.indexOf(val) > -1) rpta += val;
    }
    return rpta;
}

function Caracteres(string) {
    var invalid = "!ρΡ΄αινσϊΑΙΝΣΪ{}[]-";
    var rpta = '';
    for (var i=0; i<string.length; i++){
        inval = string.substring(i, i+1);
        if (invalid.indexOf(inval) > -1) rpta += inval;
    }
    return rpta;
}

function Espacio(string) {
    var invalid = " ";
    var rpta = '';
    for (var i=0; i<string.length; i++){
        inval = string.substring(i, i+1);
        if (invalid.indexOf(inval) > -1) rpta += inval;
    }
    return rpta;
}

function Puntos(string) {
    var invalid = ".";
    var rpta = '';
    for (var i=0; i<string.length; i++){
        inval = string.substring(i, i+1);
        if (invalid.indexOf(inval) > -1) rpta += inval;
    }
    return rpta;
}


//Cambia imagen con mouse----------------------------------------------
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_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 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;
}
//-------------------------------------------------------