function el(str){
	return document.getElementById(str);
}

function cover(initialImg,coverImg){
initialImg.style.display='none';
coverImg.style.display='';
}

function uncover(initialImg,coverImg){
initialImg.style.display=''; 
coverImg.style.display='none';
}

//help change div content
function qa_change(theQA)
{
    var j = 8;
    for(var i = 0; i < j; i++)
    {
        if(i == theQA)
        {
            document.getElementById("qa" + i.toString()).style.display = "";
        }
        else
        {
            document.getElementById("qa" + i.toString()).style.display = "none";
        }
    }
}

//change the input style


function doSomething(v) {
	//this.style.backgroundColor = '#cc0000';
}

/*
function initial(){
	var d = window.document.getElementsByTagName('input');
	var i;
	var le = d.length;
	for(i = 0; i < le; i++){
		d[i].attachEvent('onfocus',doSomething); // ok
	}
}*/

// styleOrder.jsp change div css style

function onCssChange( id, evt ) {
//	alert(id.className);
    var _;
//    var v_top = obj.top;
   // alert(v_top);
    evt = evt ? evt : (window.event ? window.event : null);
    
	if(evt.type.indexOf("move") != -1){
		el(id).className = "print_index_box_onmousemove";
	}
	else if(evt.type.indexOf("out") != -1){
		el(id).className = "print_index_box";
		//Tooltip.hide();
	}
}