function aumentaFonte (objt) {
	
	var oElement = document.getElementById(objt);
		if( window.getComputedStyle ) { //FF
		  oSize = window.getComputedStyle(oElement,null).fontSize;
		  
		  oSize = Number(oSize.split("px")[0]);
		  oSize++;
		
		  oElement.style.fontSize = oSize+"px";
		
		} else if( oElement.currentStyle ) { //IE
		  oSize = oElement.currentStyle.fontSize;
		  
		  oSize = Number(oSize.split("%")[0]);
		  oSize = oSize+5;
		
		  oElement.style.fontSize = oSize+"%";
		}
		
		
}

function diminuiFonte (objt) {
	
	var oElement = document.getElementById(objt);
		if( window.getComputedStyle ) { //FF
		  oSize = window.getComputedStyle(oElement,null).fontSize;
		  
		  oSize = Number(oSize.split("px")[0]);
		  oSize--;
		
		  oElement.style.fontSize = oSize+"px";
		
		} else if( oElement.currentStyle ) { //IE
		  oSize = oElement.currentStyle.fontSize;
		  
		  oSize = Number(oSize.split("%")[0]);
		  oSize = oSize-5;
		
		  oElement.style.fontSize = oSize+"%";
		}
		
		
}

$(document).ready(function(){
		
		$('.BoxInfo').hide();
		$('.ShowBox').attr("href", "Javascript:void();");
		$('.ShowBox').click(function(){
			$('.BoxInfo').hide("slow");
			$(this).next().show("slow");
		});
		
	});