function noop(){
}

function moveDIV(var1, varScrollContent, varScrollTool ) {
	if ( var1 == 0 ) {
		document.getElementById(varScrollContent).style.left = "0px";
		document.getElementById(varScrollContent).style.top = "0px";
	} else {
		/*
		// rechts, links
		if ( var2 ) {
			// alter Wert ohne Einheit
			var2 = document.getElementById(varScrollContent).style.left;
			var2 = Number(var2.substring(0, var2.length-2)) + var1;

			var3 = document.getElementById(varScrollContent).style.width;
			var3 = Number(var3.substring(0, var3.length-2));

			var4 = document.getElementById(varScrollTool).style.width;
			var4 = Number(var4.substring(0, var4.length-2)) - var3;

			// wenn nicht am linken "rahmen" angekommen
			if ( var2 <= 0 ) {
				// wenn nicht am rechten "rahmen" angekommen
				if ( var2 >= var4 ) {
					document.getElementById(varScrollContent).style.left = var2 + "px";
				} else {
					document.getElementById(varScrollContent).style.left = var4 + "px";
				}
			} else {
				document.getElementById(varScrollContent).style.left = "0px";
			}
		} else {
		*/
			/* alter Wert ohne Einheit */
			var2 = document.getElementById(varScrollContent).style.top;
			var2 = Number(var2.substring(0, var2.length-2)) + var1;

			var3 = document.getElementById(varScrollContent).offsetHeight;

			var4 = document.getElementById(varScrollTool).style.height;
			var4 = Number(var4.substring(0, var4.length-2)) - var3;

			// wenn nicht am oberen "rahmen" angekommen
			if ( var2 <= 0 ) {
				// wenn nicht am unteren "rahmen" angekommen
				if ( var2 >= var4 ) {
					document.getElementById(varScrollContent).style.top = var2 + "px";
				} else {
					document.getElementById(varScrollContent).style.top = var4 + "px";
				}
			} else {
				document.getElementById(varScrollContent).style.top = "0px";
			}
		//}
	}
}