function f_mainwidth() {
	v_mainimg_width = document.getElementById('mainimg').scrollWidth;
	if (v_mainimg_width > 0) {
		// Set main image width
		document.getElementById('mainimgp').style.width = v_mainimg_width + 'px';
		// Set main box (textbox width + mainp width)
		document.getElementById('mainprdbox').style.width = (v_mainimg_width + 240) + 'px';
	}
	v_mainwidth_timer = setTimeout("f_mainwidth();",50);
}
f_mainwidth();