iOpa=0;
iOpaStep=5;
iTimerId=0;
function opa(opvalue){
	if(opvalue>1){opvalue=1};
	element='q_img';

	document.getElementById(element).style.opacity=opvalue;
	if(/MSIE/.test(navigator.userAgent)){
		document.getElementById(element).style.filter='alpha(opacity='+opvalue*100+')';
	}
}


function opaStep(){
	iOpa=iOpa+iOpaStep;
	opa(iOpa/100);
}