// JavaScript Document

function DVFoco(valor)
{
	switch (valor) {
		case 1 : {parent.conteudo.miolo.focus(); break;}
		case 2 : {parent.conteudo.menu_principal.focus(); break;}
		case 3 : {parent.conteudo.MenuPrincipal.focus(); break;}
	}		
}


//Specify affected tags. Add or remove from list:
var tgs = new Array( 'content' );

//Specify spectrum of different font sizes:
var szs = new Array( 'xx-small','x-small','small','medium','large','x-large','xx-large' );
var startSz = 2;

function ts( trgt,inc ) {
	if (!document.getElementById) return
	var d = document,cEl = null,sz = startSz,i,j,cTags;
	sz += inc;
	
	if(!inc==0){
		if ( sz < 0 ) sz = 0;
		if ( sz > 6 ) sz = 6;
	}else{
		sz=2	
	}
		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 ];
		}
	
}