// JavaScript Document
function eins(){
    		var winl = (screen.width - 730) / 2;

			var wint = (screen.height - 540) / 2;
            var newWindow = window.open('gr_1/gal_1_b_1.html','','height=480,width=700,top='+wint+',left='+winl+',toolbar=no,scrollbars=no');
     }
	 function zwei(){
    		var winl = (screen.width - 720) / 2;

			var wint = (screen.height - 540) / 2;
            var newWindow = window.open('gr_1/gal_1_b_2.html','','height=480,width=700,top='+wint+',left='+winl+',toolbar=no,scrollbars=no');
     }
	 	 function drei(){
    		var winl = (screen.width - 720) / 2;

			var wint = (screen.height - 540) / 2;
            var newWindow = window.open('gr_1/gal_1_b_3.html','','height=480,width=700,top='+wint+',left='+winl+',toolbar=no,scrollbars=no');
     }
	 	 function vier(){
    		var winl = (screen.width - 720) / 2;

			var wint = (screen.height - 540) / 2;
            var newWindow = window.open('gr_1/gal_1_b_4.html','','height=480,width=700,top='+wint+',left='+winl+',toolbar=no,scrollbars=no');
     }
	 	 function fuenf(){
    		var winl = (screen.width - 720) / 2;

			var wint = (screen.height - 540) / 2;
            var newWindow = window.open('gr_1/gal_1_b_5.html','','height=480,width=700,top='+wint+',left='+winl+',toolbar=no,scrollbars=no');
     }
	 	 function sechs(){
    		var winl = (screen.width - 720) / 2;

			var wint = (screen.height - 540) / 2;
            var newWindow = window.open('gr_1/gal_1_b_6.html','','height=480,width=700,top='+wint+',left='+winl+',toolbar=no,scrollbars=no');
	 }