var rnavion = new Array(7);
for (i=0; i<rnavion.length; i++) {
	rnavion[i] = new Image();
}

rnavion[0].src = "../pix/h3_ir_press2004_on.gif";
rnavion[1].src = "../pix/h3_ir_press2005_on.gif";
rnavion[2].src = "../pix/h3_ir_press2006_on.gif";
rnavion[3].src = "../pix/h3_ir_press2007_on.gif";
rnavion[4].src = "../pix/h3_ir_press2008_on.gif";
rnavion[5].src = "../pix/h3_ir_press2009_on.gif";
rnavion[6].src = "../pix/h3_ir_pressnow_on.gif";

var rnavioff = new Array(7);
for (i=0; i<rnavioff.length; i++) {
	rnavioff[i] = new Image();
}

rnavioff[0].src = "../pix/h3_ir_press2004_off.gif";
rnavioff[1].src = "../pix/h3_ir_press2005_off.gif";
rnavioff[2].src = "../pix/h3_ir_press2006_off.gif";
rnavioff[3].src = "../pix/h3_ir_press2007_off.gif";
rnavioff[4].src = "../pix/h3_ir_press2008_off.gif";
rnavioff[5].src = "../pix/h3_ir_press2009_off.gif";
rnavioff[6].src = "../pix/h3_ir_pressnow_off.gif";

function doShowHide(no) {

var myDiv;
	for (i=0; i<rnavion.length; i++) {
		myDiv = document.getElementById('div_rnavi'+(i+1));
		mySrc = document.getElementById('psimg'+(i+1));
		if (i == (no-1)) {
			if (myDiv.style.display != "block") {
				myDiv.style.display = "block";
				mySrc.src = rnavion[i].src;
			} else {
				myDiv.style.display = "none";
				mySrc.src = rnavioff[i].src;
			}
		} else {
			myDiv.style.display = "none";
			mySrc.src = rnavioff[i].src;
	  }
	}

}

function doShowHideDefalt(no) {

var myDiv;
	for (i=0; i<rnavion.length; i++) {
		myDiv = document.getElementById('div_rnavi'+(i+1));
		mySrc = document.getElementById('psimg'+(i+1));
		if (i == (no-1)) {
			if (myDiv.style.display != "block") {
				myDiv.style.display = "block";
				mySrc.src = rnavion[i].src;
			} else {
				myDiv.style.display = "none";
				mySrc.src = rnavioff[i].src;
			}
		} else {
			myDiv.style.display = "none";
			mySrc.src = rnavioff[i].src;
	  }
	}

}