/* pro */
var step = 5;
function prorgt(){
	while(document.getElementById("proccc").scrollLeft<644){
		document.getElementById("proccc").scrollLeft = document.getElementById("proccc").scrollLeft+step;
	}
	document.getElementById("proccc").scrollLeft = 644;
	document.getElementById("srbtn").style.backgroundImage = "url(/images/righta.gif)";
	document.getElementById("slbtn").style.backgroundImage = "url(/images/leftb.gif)";
}
function prolft(){
	while(document.getElementById("proccc").scrollLeft>0){
		document.getElementById("proccc").scrollLeft = document.getElementById("proccc").scrollLeft-step;
	}
	document.getElementById("proccc").scrollLeft = 0;
	document.getElementById("srbtn").style.backgroundImage = "url(/images/rightb.gif)";
	document.getElementById("slbtn").style.backgroundImage = "url(/images/lefta.gif)";
}
function prorgtb(){
	while(document.getElementById("procccb").scrollLeft<644){
		document.getElementById("procccb").scrollLeft = document.getElementById("procccb").scrollLeft+step;
	}
	document.getElementById("procccb").scrollLeft = 644;
	document.getElementById("srbtnb").style.backgroundImage = "url(/images/righta.gif)";
	document.getElementById("slbtnb").style.backgroundImage = "url(/images/leftb.gif)";
}
function prolftb(){
	while(document.getElementById("procccb").scrollLeft>0){
		document.getElementById("procccb").scrollLeft = document.getElementById("procccb").scrollLeft-step;
	}
	document.getElementById("procccb").scrollLeft = 0;
	document.getElementById("srbtnb").style.backgroundImage = "url(/images/rightb.gif)";
	document.getElementById("slbtnb").style.backgroundImage = "url(/images/lefta.gif)";
}