function preload()
{im1=new Image();
 im2=new Image();
 im3=new Image();
 im4=new Image();
 im5=new Image();
 im1a=new Image();
 im2a=new Image();
 im3a=new Image();
 im4a=new Image();
 im5a=new Image();
 
 im1.src="templates/im1.jpg";
 im2.src="templates/im2.jpg";
 im3.src="templates/im3.jpg";
 im4.src="templates/im4.jpg";
 im5.src="templates/im5.jpg";
 im1a.src="templates/im1a.jpg";
 im2a.src="templates/im2a.jpg";
 im3a.src="templates/im3a.jpg";
 im4a.src="templates/im4a.jpg";
 im5a.src="templates/im5a.jpg";
 
 var url = document.location.href;
 if(url=="http://t43.ru/"||url=="http://www.t43.ru/"){im1=im1a;document.getElementById('i1').src=im1a.src;}
 if(url.indexOf("main", 0)>0){im1=im1a;document.getElementById('i1').src=im1a.src;}
 if(url.indexOf("products", 0)>0){im2=im2a;document.getElementById('i2').src=im2a.src;}
 if(url.indexOf("uslugi", 0)>0){im3=im3a;document.getElementById('i3').src=im3a.src;} 
 if(url.indexOf("docs", 0)>0){im4=im4a;document.getElementById('i4').src=im4a.src;} 
 if(url.indexOf("experts", 0)>0){im5=im5a;document.getElementById('i5').src=im5a.src;} 
}