up1=new Image();
up1.src="Images/Nav/navup1.png";
up2=new Image();
up2.src="Images/Nav/navup2.png";
up3=new Image();
up3.src="Images/Nav/navup3.png";
up4=new Image();
up4.src="Images/Nav/navup4.png";
up5=new Image();
up5.src="Images/Nav/navup5.png";
up6=new Image();
up6.src="Images/Nav/navup6.png";
up7=new Image();
up7.src="Images/Nav/navup7.png";

down1=new Image();
down1.src="Images/Nav/navdn1.png";
down2=new Image();
down2.src="Images/Nav/navdn2.png";
down3=new Image();
down3.src="Images/Nav/navdn3.png";
down4=new Image();
down4.src="Images/Nav/navdn4.png";
down5=new Image();
down5.src="Images/Nav/navdn5.png";
down6=new Image();
down6.src="Images/Nav/navdn6.png";
down7=new Image();
down7.src="Images/Nav/navdn7.png";

document.p1.src=up1.src;
document.p2.src=up2.src;
document.p3.src=up3.src;
document.p4.src=up4.src;
document.p5.src=up5.src;
document.p6.src=up6.src;
document.p7.src=up7.src;

function swapdn(x) {
	if(x==1){
		document.p1.src=down1.src;
	}
	if(x==2){
		document.p2.src=down2.src;
	}
	if(x==3){
		document.p3.src=down3.src;
	}
	if(x==4){
		document.p4.src=down4.src;
	}
	if(x==5){
		document.p5.src=down5.src;
	}
	if(x==6){
		document.p6.src=down6.src;
	}
	if(x==7){
		document.p7.src=down7.src;
	}
}

function swapup(x) {
	if(x==1){
		document.p1.src=up1.src;
	}
	if(x==2){
		document.p2.src=up2.src;
	}
	if(x==3){
		document.p3.src=up3.src;
	}
	if(x==4){
		document.p4.src=up4.src;
	}
	if(x==5){
		document.p5.src=up5.src;
	}
	if(x==6){
		document.p6.src=up6.src;
	}
	if(x==7){
		document.p7.src=up7.src;
	}
}