// Texto

var tgs = new Array( 'div');
var szs = new Array( 'x-small','small','medium','large');
var startSz = 0;
function ft( trgt,inc ) {
	if (!document.getElementById) return
	var d = document,cEl = null,sz = startSz,i,j,cTags;
	
	sz += inc;
	if ( sz < 0 ) sz = 0;
	if ( sz > 3 ) sz = 3;
	startSz = sz;
		
	if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];

	cEl.style.fontSize = szs[ sz ];

	for ( i = 0 ; i < tgs.length ; i++ ) {
		cTags = cEl.getElementsByTagName( tgs[ i ] );
		for ( j = 0 ; j < cTags.length ; j++ ) cTags[ j ].style.fontSize = szs[ sz ];
	}
}


// Idioma
function CambiarIdioma(IdIdioma){
        document.frmCambios.IdIdioma.value=IdIdioma; 
        document.frmCambios.submit();
}



function ErrorImagen(IdImagen){
	eval('document.images.' + IdImagen +'.src="entorno/AveTitulares.gif"'); 
	}
	
	
function textCounter(field,maxlimit) {
if (field.value.length > maxlimit) // if too long...trim it!
field.value = field.value.substring(0, maxlimit);
}