function mostrarimagen(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=490,height=380,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagenE(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=460,height=380,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_grande(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=590,height=380,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_grandeE(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=560,height=380,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_grandeME(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=530,height=380,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_verticalG(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=475,height=710,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_vertical(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=380,height=500,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_verticalP(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=250,height=380,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_verticalMP(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=230,height=320,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_verticalE(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=340,height=500,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_verticalME(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=300,height=480,scrollbars=no,resizable=0,toolbar=0','GET');
}
function mostrarimagen_cuadrada(url_imagen){
        var imag = new Image();
 	imag.src = url_imagen;
	var vent=window.open(imag.src,'','width=370,height=380,scrollbars=no,resizable=0,toolbar=0','GET');
}