function gallery(id)
	{
		if(id==1){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/tropical_fish.jpg)";
					
										}
		if(id==2){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/arc_eye_hawkfish_at_kaanapali.jpg)";
					
					}
		if(id==3){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/blackside_hawkfish_sitting_on_top_of_a_coral_head.jpg)";
					
					}
		if(id==4){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/butterflyfish.jpg)";
					
					}
		if(id==5){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/butterflyfish_at_molokini.jpg)";
					
					}
		if(id==6){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/colorful_sea_urchin_on_a_maui_coral_reef.jpg)";
					
					}
					
					
		if(id==7){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/hawaiian_crab_on_volcanic_rock.jpg)";
					
										}
		if(id==8){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/hawaiian_reef.jpg)";
					
					}
		if(id==9){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/mantaray.jpg)";
				
					}
		if(id==10){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/milletseed_butterflyfish.jpg)";
					
					}
		if(id==11){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/moray_eel_in_molokini.jpg)";
				
					}
		if(id==12){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/napping_monk_seal.jpg)";
				
					}
					
					
										
		if(id==13){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/playful_honus.jpg)";
				
										}
		if(id==14){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/six_dolphins.jpg)";
					
					}
		if(id==15){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/sleepy_green_sea_turtle_on_big_island.jpg)";
				
					}
		if(id==16){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/sleepy_hawaiian_monk_seal.jpg)";
					
					}
		if(id==17){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/white_tip_reef_shark.jpg)";
				
					}
		if(id==18){
					document.getElementById("bigimage").style.background = "url(../images/underwaterworld/wrasse_at_molokini.jpg)";
					
					}
		
					
	}