function nextScrollRightTeaser(ele1, ele2, ele3, ele4) {
	element1 = ele1;
         element2 = ele2;
         element3 = ele3;
         element4 = ele4;

         if (element2 != '0') {
	        // Delete
                 document.getElementById(element4 + '_' + element2).style.display = "none";

                 // Add
                 document.getElementById(element4 + '_' + element3).style.display = "block";

                 // Show Effect
         	if (element1 == element3) {
                         document.getElementById(element4 + '_next').onclick = new Function('nextScrollRightTeaser(' + element1 + ',0,0,\'' + element4 + '\')');

                         con_del = element2;
                  	con_vie = element3;
                         document.getElementById(element4 + '_prev').onclick = new Function('prevScrollRightTeaser(' + element1 + ',' + con_del + ',' + con_vie + ',\'' + element4 + '\')');

                         document.getElementById('next_button').className = "next_button_disabled";
                         document.getElementById('prev_button').className = "previous_button";
                 } else
         	{
                 	con_del1 = element2+1;
                  	con_vie1 = element3+1;
                         con_del = element2;
                  	con_vie = element3;

                  	document.getElementById(element4 + '_next').onclick = new Function('nextScrollRightTeaser(' + element1 + ',' + con_del1 + ',' + con_vie1 + ',\'' + element4 + '\')');
                 	document.getElementById(element4 + '_prev').onclick = new Function('prevScrollRightTeaser(' + element1 + ',' + con_del + ',' + con_vie + ',\'' + element4 + '\')');

                         document.getElementById('next_button').className = "next_button"
                         document.getElementById('prev_button').className = "previous_button";
                 }
         }
}


function prevScrollRightTeaser(ele1, ele2, ele3, ele4) {
	element1 = ele1;
         element2 = ele2;
         element3 = ele3;
         element4 = ele4;

         if (element2 != '0') {
	         // Delete
                  document.getElementById(element4 + '_' + element3).style.display = "none";

                  // Add
                  document.getElementById(element4 + '_' + element2).style.display = "block";

                  // Show Effect
                	 con_del = element2-1;
                  con_vie = element3-1;
                  con_del1 = element2;
                  con_vie1 = element3;

                  document.getElementById(element4 + '_prev').onclick = new Function('prevScrollRightTeaser(' + element1 + ',' + con_del + ',' + con_vie + ',\'' + element4 + '\')');
                  document.getElementById(element4 + '_next').onclick = new Function('nextScrollRightTeaser(' + element1 + ',' + con_del1 + ',' + con_vie1 + ',\'' + element4 + '\')');

                  if (element2 == 1) {
                  	document.getElementById('prev_button').className = "previous_button_disabled"
                         document.getElementById('next_button').className = "next_button"
                  } else
                  {
                  	document.getElementById('prev_button').className = "previous_button"
                         document.getElementById('next_button').className = "next_button"
                  }
         }
}