function tabContentsChange(target) {
	if (target == 1){
		
		document.getElementById("INFO_1").style.display = "block";
		document.getElementById("INFO_2").style.display = "none";
		
		document.getElementById("TAB_1").src = document.getElementById("TAB_1").src.replace("_0.gif", "_1.gif");		
		document.getElementById("TAB_2").src = document.getElementById("TAB_2").src.replace("_1.gif", "_0.gif");
		document.getElementById("TAB_1").className = 'n_pointer';
		document.getElementById("TAB_2").className = 'pointer';

		document.getElementById("exa_1").className = "on";
		document.getElementById("exa_2").className = "off";
		
	}
	if (target == 2){
		
		document.getElementById("INFO_1").style.display = "none";
		document.getElementById("INFO_2").style.display = "block";

		document.getElementById("TAB_1").src = document.getElementById("TAB_1").src.replace("_1.gif", "_0.gif");		
		document.getElementById("TAB_2").src = document.getElementById("TAB_2").src.replace("_0.gif", "_1.gif");
		document.getElementById("TAB_1").className = 'pointer';
		document.getElementById("TAB_2").className = 'n_pointer';

		document.getElementById("exa_1").className = "off";
		document.getElementById("exa_2").className = "on";
	
	}
}