$(document).ready(function(){ 
	$(document).pngFix(); 
}); 

	var prevDiv = "container_header_body_body_default_text";
	
	function init() {
		
		document.getElementById(prevDiv).style.display = 'block';
		document.getElementById("container_header_body_body_consult_text").style.display = 'none';
		document.getElementById("container_header_body_body_design_text").style.display = 'none';
		document.getElementById("container_header_body_body_software_text").style.display = 'none';
		
	}
	
	function showhideDiv(s) {
		s = s+'_text';
		if(s != prevDiv)
		{
			document.getElementById(s).style.display = 'block';
			document.getElementById(prevDiv).style.display = 'none';
			prevDiv = s;
		}
	}