// JavaScript Document
var myImgHeight = 1750;
var myImgWidth = 2625;

function init_bildschirmgroesse(){
	var bg_imagepath_zwsp=bg_imagepath_init.split('.');
	
	var bg_imagepath;
	for(i=0;i<(bg_imagepath_zwsp.length)-1;i++){
		bg_imagepath=bg_imagepath_zwsp[i];
	}
	bg_imagepath=bg_imagepath+'_';
	

	if(window.innerWidth){
		hoehe=window.innerHeight;
		weite=window.innerWidth;
	}else{
		hoehe=document.documentElement.clientHeight;	
		weite=document.documentElement.clientWidth;
	}
	document.getElementById("mybackgroundimages").src=bg_imagepath+'2625.jpg';
	var newHeight = Math.round(myImgHeight/(myImgWidth/weite));
	if( newHeight > hoehe){	
		document.getElementById("mybackgroundimages").style.width = weite+'px';
	}else{
		document.getElementById("mybackgroundimages").style.height = hoehe+'px';
	}	
}

function bildschirmgroesse(){
	if(hoehe!=0)
	{
		if(window.innerWidth){
			hoehe=window.innerHeight;
			weite=window.innerWidth;
		}
		else{
			hoehe=document.documentElement.clientHeight;	
			weite=document.documentElement.clientWidth;	
		}
		if( weite > 900 ){
			var newHeight = Math.round(myImgHeight/(myImgWidth/weite));
			if( newHeight > hoehe){	
				document.getElementById("mybackgroundimages").style.width = weite+'px';
				document.getElementById("mybackgroundimages").style.height = 'auto';
			}else{
				document.getElementById("mybackgroundimages").style.height = hoehe+'px';
				document.getElementById("mybackgroundimages").style.width = 'auto';
			}
		}
	}
}